Log-in | Contact Jeff | Email Updates
Socrates

View Answered Questions






Showing of 869 Questions
No. & Date AskedQuestion
# 1050 :: 12/24/13
1. . .

# 1049 :: 12/24/13
1. . .

# 1048 :: 12/24/13
1. . .

# 1047 :: 12/17/13
1. . .

# 1046 :: 12/16/13
1. . .

# 1045 :: 12/15/13
1. . .

lethfgui, weogvalq, waqfndrq, rofhjqkm, wfomgbhq, FQGHlpfV, P6Q72mME, 1Monj7tk, nrDvviKz, JNaWhxwg, F5qOecFY, d6uAuIOm, X7hfsMpV, NRYwMD1l, phkW7iPK, bE78PMgT, VSigAFGw, aGQbptAg, qwGBpAPS, x6DBb6SV, BJKJoiIn, x3YLE3gD, gICqacyL, qwkwxajt, ncodmfip, soeuyonr, ${9999136+9999400}, ${9999327+9999353}, ${9999637+9999440}, ${10000099+10000181}, ${10000117+10000432}, ${9999066+10000303}, ${10000413+10000060}, ${9999799+9999432}, ${10000064+9999002}, ${9999457+10000284}, ${10000365+9999921}, ${10000103+9999952}, ${9999947+10000053}, ${10000210+9999471}, ${10000481+9999961}, ${9999726+9999023}, ${10000031+10000032}, ${10000007+10000401}, cdnghavs, dkwsebfe, OHdDdHVHVXA=, M2NmU2ZPRHA=, Q0gwS3NJWGc=, Ujl3WVFBVDA=, ZG51VGxaQnM=, Zlp0Mkl0MUs=, YjJzTnFOMU4=, WlVwdURsbXE=, QkNtODhlSUg=, cEZkODZuekg=, UGZTT3NaOGw=, V1J3elkzcVI=, dEdTdVQ5MU8=, SVNKUFVXbDA=, UDlYU2tpUzg=, ZHhTTEJoeEQ=, b2tqTzh3ZzY=, dvoavbby, uwhktnst, nufbjtre, iyioxufn, ngxrltso, qfqsdnne, svnncywr, kmvreidc, andjabkf, xemrectb, qejocaxp

# 1044 :: 12/13/13
1. . .

lethfgui, weogvalq, waqfndrq, rofhjqkm, qwkwxajt, wfomgbhq, tLIMarjt, yTjnL7v9, fYaRQ40c, zYxPThYJ, aVWuqpd9, sBnbIbcE, EMpoQOHE, b5wtFyJb, 4MUxemVT, nhpe2SeQ, 3F00iJJM, SUjwOTFJ, J63MRlIL, kgF3P2mT, 1xxoP6CG, sYleArCm, iBAfrcz8, YyVSmJ5H, tz654C5c, E9ryrNqV, 3aP5cHJr, 11TePoXC, Yga5uqCu, 3GhCBN4f, soeuyonr, ncodmfip, , Array, ${9999953+10000435}, ${10000070+10000189}, ${10000287+9999371}, ${10000070+10000480}, ${10000202+10000323}, ${9999345+9999953}, ${10000175+10000024}, ${9999678+9999704}, ${9999561+9999963}, ${9999193+9999628}, ${9999426+9999611}, ${9999645+9999132}, ${9999153+9999811}, ${9999763+9999321}, ${10000367+9999624}, ${9999657+9999138}, ${10000016+9999615}, ${9999555+10000464}, ${9999036+9999754}, ${9999336+9999842}, ${9999788+9999639}, ${9999153+10000286}, ${9999113+9999134}, ${10000180+9999052}, WXN1dlpZREU=, OWYzMUJnU1Q=, M3hpRjA5ZVU=, WEJzRzlVOTI=, V3FuWkFKWlE=, dXQ3SmtXeEw=, dFNoQUQ3WnE=, MXdNTzVoYnk=, NlJmUWp5WGc=, VVcxWm5BaEo=, YThtVmk2RFU=, NGxWR0xZMzU=, UW5GYkdsWVE=, cdnghavs, OUNaY0dPeHo=, mgangloa, NUxoT3dVeDY=, R2t5YjlGUXg=, OFJKVXlJSkY=, dkwsebfe, TGdxS0VtNzM=, ZkxpRENzZjg=, QzZLbVpuWGQ=, VkxjYmptRmw=, NTZ5b2lHekg=, NmRUUlBaelU=, bzNpa0NpaEU=, bpsjfyiw, yhyarahd, dvoavbby, nufbjtre, uwhktnst, iyioxufn, ngxrltso, qfqsdnne, svnncywr, kmvreidc, andjabkf, xemrectb, qejocaxp

# 1043 :: 12/4/13
1. . .

# 1042 :: 12/4/13
1. . .

# 1041 :: 12/4/13
1. . .

# 1040 :: 12/3/13
1. . .

# 1039 :: 11/30/13
1. . .

# 1038 :: 11/28/13
1. . .

# 1037 :: 11/28/13
1. . .

# 1036 :: 11/23/13
1. . .

# 1035 :: 11/23/13
1. . .

# 1034 :: 11/22/13
1. . .

# 1033 :: 11/20/13
1. . .

# 1032 :: 11/18/13
1. . .

# 1031 :: 11/5/13
1. . .

# 1030 :: 11/5/13
1. . .

# 1029 :: 10/30/13
1. . .

# 1028 :: 10/26/13
1. . .

# 1027 :: 10/24/13
1. . .

# 1026 :: 10/23/13
1. . .

# 1025 :: 10/22/13
1. . .

# 1024 :: 10/22/13
1. . .

# 1023 :: 10/18/13
1. . .

# 1022 :: 10/13/13
1. . .

# 1021 :: 10/13/13
1. . .

# 1020 :: 10/13/13
1. . .

# 1019 :: 10/3/13
1. . .

# 1018 :: 9/29/13
1. . .

# 1017 :: 9/27/13
1. . .

# 1016 :: 9/27/13
1. . .

# 1015 :: 9/27/13
1. . .

# 1014 :: 9/27/13
1. . .

# 1013 :: 9/27/13
1. . .

# 1012 :: 9/26/13
1. . .

# 1011 :: 9/26/13
1. . .

# 1010 :: 9/24/13
1. . .

# 1009 :: 9/19/13
1. . .

# 1008 :: 9/16/13
1. . .

# 1007 :: 9/16/13
1. . .

# 1006 :: 9/16/13
1. . .

# 1005 :: 9/16/13
1. . .

# 1004 :: 8/29/13
1. . .

# 1003 :: 8/28/13
1. . .

# 1002 :: 8/25/13
1. . .

# 1001 :: 8/24/13
1. . .

# 1000 :: 8/21/13
1. . .

# 999 :: 8/4/13
1. . .

# 998 :: 8/1/13
1. . .

# 997 :: 7/19/13
1. . .

# 996 :: 7/12/13
1. . .

# 995 :: 7/3/13
1. . .

# 994 :: 7/2/13
1. . .

# 993 :: 6/29/13
1. . .

# 992 :: 6/24/13
1. . .

# 991 :: 6/22/13
1. . .

# 990 :: 6/22/13
1. . .

# 989 :: 6/16/13
1. . .

# 988 :: 6/8/13
1. . .

# 987 :: 5/14/13
1. . .

# 986 :: 5/6/13
1. . .

# 985 :: 4/16/13
1. . .

# 984 :: 4/16/13
1. . .

# 983 :: 4/11/13
1. . .

# 982 :: 3/27/13
1. . .

# 981 :: 3/27/13
1. . .

# 980 :: 3/27/13
1. . .

# 979 :: 3/26/13
1. . .

# 978 :: 3/25/13
1. . .

# 977 :: 3/3/13
1. . .

# 976 :: 2/20/13
1. . .

# 975 :: 2/13/13
1. . .

# 974 :: 1/19/13
1. . .

# 973 :: 1/12/13
1. . .

# 972 :: 12/15/12
1. . .

# 971 :: 12/7/12
1. . .

# 970 :: 12/6/12
1. . .

# 969 :: 11/22/12
1. . .

# 968 :: 11/18/12
1. . .

# 967 :: 11/17/12
1. . .

# 966 :: 11/9/12
1. . .

# 965 :: 10/31/12
1. . .

# 964 :: 10/31/12
1. . .

# 963 :: 10/31/12
1. . .

# 962 :: 8/28/12
1. . .

# 961 :: 6/25/12
1. . .

# 960 :: 6/21/12
1. . .

# 959 :: 6/9/12
1. . .

# 958 :: 6/9/12
1. . .

# 957 :: 5/23/12
1. . .

# 956 :: 5/15/12
1. . .

# 955 :: 5/9/12
1. . .

# 953 :: 5/4/12
1. . .

# 952 :: 5/4/12
1. . .

# 951 :: 4/30/12
1. . .

# 950 :: 4/30/12
1. . .

# 949 :: 4/29/12
1. . .

1-sample t-test

# 948 :: 4/29/12
1. . .

1-sample Z-test

# 947 :: 4/29/12
1. . .

2-proportion test

# 946 :: 4/29/12
1. . .

2-sample t-test

# 945 :: 4/29/12
1. . .

Confidence Intervals, Sample Size

# 944 :: 4/29/12
1. . .

Confidence Intervals

# 943 :: 4/27/12
1. . .

# 942 :: 4/19/12
1. . .

# 941 :: 4/15/12
1. . .

# 940 :: 4/13/12
1. . .

# 939 :: 4/5/12
1. . .

# 938 :: 4/4/12
1. . .

# 937 :: 3/30/12
1. . .

# 936 :: 3/26/12
1. . .

# 935 :: 3/25/12
1. . .

# 934 :: 3/17/12
1. . .

# 933 :: 3/17/12
1. . .

# 932 :: 3/13/12
1. . .

# 931 :: 3/13/12
1. . .

# 930 :: 2/21/12
1. . .

# 929 :: 2/18/12
1. . .

# 928 :: 2/17/12
1. . .

# 927 :: 2/2/12
1. . .

# 926 :: 1/30/12
1. . .

weighted mean

# 925 :: 1/30/12
1. . .

weighted mean

# 924 :: 1/23/12
1. . .

# 923 :: 1/23/12
1. . .

# 922 :: 1/23/12
1. . .

# 921 :: 1/23/12
1. . .

# 920 :: 1/13/12
1. . .

1-sample t-test

# 919 :: 1/12/12
1. . .

# 918 :: 1/12/12
1. . .

# 916 :: 1/9/12
1. . .

# 915 :: 12/6/11
1. . .

1-sample t-test, Confidence Intervals

# 914 :: 12/6/11
1. . .

1-sample t-test, Confidence Intervals

# 913 :: 12/5/11
1. . .

Z-Score, Area between, Standard Error of the Mean

# 912 :: 12/3/11
1. . .

Critical Value, t-statistic

# 911 :: 12/3/11
1. . .

Critical Value, t-statistic

# 910 :: 12/3/11
1. . .

Critical Value, test statistic

# 909 :: 12/3/11
1. . .

Critical Value, t statistic

# 908 :: 12/3/11
1. . .

1-sample t-test

# 907 :: 12/3/11
1. . .

1-sample t-test

# 906 :: 12/3/11
1. . .

1-sample t-test

# 905 :: 12/3/11
1. . .

Confidence Intervals

# 904 :: 10/24/11
1. . .

# 903 :: 10/16/11
1. . .

# 900 :: 9/28/11
1. . .

# 899 :: 9/5/11
1. . .

Variance, Standard Deviation

# 898 :: 8/1/11
1. . .

# 897 :: 7/27/11
1. . .

Area between, Z-Score

# 896 :: 7/26/11
1. . .

Expected Value

# 895 :: 7/19/11
1. . .

1-sample t-test, test statistic

# 894 :: 7/17/11
1. . .

Z-Score

# 893 :: 7/12/11
1. . .

Margin of Error, Confidence Intervals

# 892 :: 7/11/11
1. . .

# 891 :: 6/25/11
1. . .

# 890 :: 6/14/11
1. . .

MANOVA, Power

# 889 :: 5/29/11
1. . .

# 888 :: 5/29/11
1. . .

# 887 :: 5/29/11
1. . .

# 886 :: 5/2/11
1. . .

# 885 :: 5/2/11
1. . .

# 884 :: 5/1/11
1. . .

# 883 :: 4/1/11
1. . .

# 882 :: 3/24/11
1. . .

# 881 :: 3/24/11
1. . .

# 880 :: 3/24/11
1. . .

t-statistic, F-statistic

# 879 :: 3/14/11
1. . .

# 878 :: 1/16/11
1. . .

Chi-Square Goodnes of Fit Test, Poisson Distribution

# 877 :: 1/13/11
1. . .

Regression Analysis

# 876 :: 1/8/11
1. . .

Scatter Plot, correlation coefficient

# 875 :: 1/8/11
1. . .

Paired t-test

# 874 :: 1/3/11
1. . .

ANOVA

# 873 :: 1/3/11
1. . .

1-sample t-test

# 872 :: 12/7/10
1. . .

# 870 :: 11/6/10
1. . .

Z-Score

# 869 :: 10/14/10
1. . .

Sample Size

# 868 :: 10/14/10
1. . .

Confidence Intervals, Margin of Error

# 867 :: 10/11/10
1. . .

# 866 :: 10/9/10
1. . .

# 864 :: 4/15/10
1. . .

# 863 :: 4/12/10
1. . .

# 862 :: 4/12/10
1. . .

# 861 :: 4/8/10
1. . .

# 860 :: 3/30/10
1. . .

Confidence Intervals, Margin of Error

# 859 :: 3/18/10
1. . .

Confidence Intervals

# 858 :: 3/18/10
1. . .

Margin of Error

# 857 :: 3/17/10
1. . .

Chi-Square Test of Independence

# 856 :: 3/14/10
1. . .

Regression Analysis

# 855 :: 3/6/10
1. . .

ANOVA Summary Data

# 853 :: 3/6/10
1. . .

2-sample z-test

# 852 :: 3/5/10
1. . .

Chi-Square Goodnes of Fit Test

# 851 :: 3/5/10
1. . .

Chi-Square Test of Independence, Chi-Square Goodnes of Fit Test

# 850 :: 3/5/10
1. . .

ANOVA Table, ANOVA

# 849 :: 3/5/10
1. . .

F-test

# 848 :: 3/5/10
1. . .

Paired t-test

# 847 :: 3/5/10
1. . .

2-sample t-test

# 846 :: 3/2/10
1. . .

1-sample t-test

# 845 :: 3/2/10
1. . .

1-sample t-test, 1-sample Z-test

# 844 :: 3/2/10
1. . .

1-sample t-test, 1-sample Z-test

# 843 :: 2/27/10
1. . .

Standard Deviation, Two Variances, F-statistic

# 842 :: 2/18/10
1. . .

# 840 :: 2/11/10
1. . .

Empirical Rule

# 838 :: 2/9/10
1. . .

1-sample t-test

# 836 :: 1/13/10
1. . .

Type II Error, Sample Size

# 835 :: 12/12/09
1. . .

# 834 :: 12/9/09
1. . .

2-sample t-test, Hypothesis Test

# 833 :: 12/9/09
1. . .

Hypothesis Test, 1-sample t-test

# 832 :: 12/8/09
1. . .

# 831 :: 12/3/09
1. . .

# 830 :: 11/24/09
1. . .

# 824 :: 11/8/09
1. . .

Z-Score, Standard Error of the Mean

# 823 :: 10/22/09
1. . .

Effect Size, Cohen d, qwkwxajt

# 822 :: 10/19/09
1. . .

# 821 :: 10/18/09
1. . .

Power, Sample Size, Effect Size, 1-Proportion Test

# 820 :: 10/17/09
1. . .

Standard Deviation, Standard Deviation on Frequency Data, Standard Deviation of Grouped Data, F-test

# 819 :: 10/15/09
1. . .

Chebyshev's Theorem, Midrange, Empirical Rule

# 817 :: 10/8/09
1. . .

Binomial Probability

# 815 :: 10/5/09
1. . .

Z-Score, Area between

# 814 :: 10/4/09
1. . .

2-sample z-test, 2-sample t-test

# 813 :: 10/2/09
1. . .

Z-Score, NORMSDIST

# 812 :: 10/2/09
1. . .

BINOMDIST, Binomial Probability

# 811 :: 10/1/09
1. . .

# 806 :: 9/7/09
1. . .

Pearson r, Spearman Correlation

# 804 :: 8/29/09
1. . .

Z-Score

# 803 :: 8/28/09
1. . .

Variance

# 802 :: 8/27/09
1. . .

t statistic

# 798 :: 8/19/09
1. . .

Chi-Square, Chi-Square Test of Independence

# 797 :: 8/15/09
1. . .

Chi-Square

# 796 :: 8/13/09
1. . .

2-sample t-test

# 795 :: 8/13/09
1. . .

2-proportion test

# 794 :: 8/10/09
1. . .

Z-Score, Percent Score, Percentile Rank, Area between

# 793 :: 8/8/09
1. . .

Z-Score

# 792 :: 8/7/09
1. . .

# 791 :: 8/4/09
1. . .

Z-Score

# 790 :: 7/31/09
1. . .

# 789 :: 7/31/09
1. . .

# 788 :: 7/31/09
1. . .

# 787 :: 7/30/09
1. . .

correlation coefficient , significant correlation, Pearson r

# 786 :: 7/27/09
1. . .

2-sample t-test

# 784 :: 7/21/09
1. . .

Mann Whitney

# 782 :: 7/14/09
1. . .

2-proportion test

# 781 :: 7/14/09
1. . .

Sample Size

# 780 :: 7/14/09
1. . .

Usability, Six Sigma

# 779 :: 7/13/09
1. . .

Central Limit Theorem

# 778 :: 7/12/09
1. . .

Percentile

# 777 :: 7/11/09
1. . .

# 776 :: 7/8/09
1. . .

# 775 :: 7/6/09
1. . .

Confidence Intervals

# 774 :: 7/5/09
1. . .

Linear Regression

# 773 :: 7/1/09
1. . .

# 772 :: 6/29/09
1. . .

# 771 :: 6/29/09
1. . .

Bayes Theorem , Conditional Probability, Tree Diagram

# 770 :: 6/29/09
1. . .

Bayes Theorem , Tree Diagram

# 768 :: 6/26/09
1. . .

Binomial pmf

# 767 :: 6/24/09
1. . .

Z-Score

# 766 :: 6/23/09
1. . .

Correlation, Non-Linear Correlation

# 765 :: 6/23/09
1. . .

Regression Analysis

# 764 :: 6/23/09
1. . .

Correlation

# 763 :: 6/18/09
1. . .

# 762 :: 6/18/09
1. . .

# 761 :: 6/18/09
1. . .

# 760 :: 6/17/09
1. . .

# 759 :: 6/15/09
1. . .

# 758 :: 6/15/09
1. . .

# 756 :: 6/15/09
1. . .

# 755 :: 6/14/09
1. . .

Chi-Square Test of Independence, SPSS

# 754 :: 6/14/09
1. . .

Chi-Square Test of Independence

# 753 :: 6/14/09
1. . .

# 752 :: 6/14/09
1. . .

Paired t-test

# 751 :: 6/14/09
1. . .

2-sample t-test

# 750 :: 6/14/09
1. . .

# 749 :: 6/14/09
1. . .

Chi-Square Goodnes of Fit Test

# 748 :: 6/14/09
1. . .

# 747 :: 6/13/09
1. . .

# 746 :: 6/12/09
1. . .

# 745 :: 6/8/09
1. . .

# 744 :: 6/6/09
1. . .

1-sample t-test

# 743 :: 6/6/09
1. . .

1-sample Z-test

# 741 :: 6/6/09
1. . .

1-sample Z-test

# 740 :: 6/6/09
1. . .

# 739 :: 6/4/09
1. . .

Z-Score

# 738 :: 6/4/09
1. . .

Random Variable, Expected Value

# 737 :: 5/31/09
1. . .

Time-Series

# 736 :: 5/28/09
1. . .

1-sample Z-test

# 735 :: 5/25/09
1. . .

Confidence Intervals

# 733 :: 5/24/09
1. . .

# 732 :: 5/23/09
1. . .

# 731 :: 5/23/09
1. . .

ANOVA Summary Data

# 730 :: 5/23/09
1. . .

Steps in Hypothesis Test, Hypothesis Test

# 729 :: 5/23/09
1. . .

1-sample t-test

# 728 :: 5/23/09
1. . .

Statistical Model, test statistic

# 727 :: 5/23/09
1. . .

# 723 :: 5/5/09
1. . .

Sign Test, Mann Whitney

# 722 :: 5/5/09
1. . .

Scatter Plot, Scatter Diagram, Independent Variable, Dependent Variable

# 721 :: 5/5/09
1. . .

Regression Analysis

# 720 :: 5/5/09
1. . .

Sample Size

# 718 :: 5/5/09
1. . .

Z-Score

# 716 :: 5/5/09
1. . .

Z-Score

# 715 :: 5/5/09
1. . .

Z-Score

# 714 :: 5/5/09
1. . .

Z-Score

# 713 :: 5/3/09
1. . .

ANOVA, Eta-Squared, Effect Size, ANOVA Summary Data

# 712 :: 5/3/09
1. . .

Scatter Diagram, Correlation, Curvilinear Correlation

# 711 :: 5/3/09
1. . .

# 710 :: 4/30/09
1. . .

Correlation, Pearson r, Spearman Correlation

# 709 :: 4/30/09
1. . .

ANOVA, Factorial ANOVA, 2-Way ANOVA

# 708 :: 4/30/09
1. . .

Z-Score, t-score, Percentile Rank

# 707 :: 4/29/09
1. . .

Five Step Hypothesis Testing, Parameter

# 706 :: 4/28/09
1. . .

Chi-Square

# 705 :: 4/27/09
1. . .

1-sample Z-test

# 703 :: 4/26/09
1. . .

Confidence Intervals

# 702 :: 4/26/09
1. . .

Z-Score, Area between

# 701 :: 4/26/09
1. . .

BINOMDIST, Binomial pmf, Binomial Probability

# 700 :: 4/26/09
1. . .

Chebyshev's Theorem

# 699 :: 4/26/09
1. . .

Continuous Data

# 698 :: 4/26/09
1. . .

# 697 :: 4/25/09
1. . .

ANOVA, Seasonal Data

# 695 :: 4/24/09
1. . .

Parameter

# 694 :: 4/21/09
1. . .

# 693 :: 4/21/09
1. . .

Union, Probability, Joint Probability

# 692 :: 4/21/09
1. . .

# 691 :: 4/21/09
1. . .

Standard Deviation

# 689 :: 4/20/09
1. . .

Paired t-test

# 687 :: 4/18/09
1. . .

Independent Sample

# 686 :: 4/18/09
1. . .

1-sample Z-test

# 685 :: 4/18/09
1. . .

Sample Size, Margin of Error

# 684 :: 4/18/09
1. . .

Confidence Intervals, Confidence Interval around a Proportion

# 683 :: 4/18/09
1. . .

Confidence Intervals

# 682 :: 4/17/09
1. . .

Difference between means

# 681 :: 4/17/09
1. . .

Degrees of Freedom

# 680 :: 4/17/09
1. . .

test statistic

# 679 :: 4/17/09
1. . .

Null Hypothesis , Alternative Hypothesis

# 678 :: 4/17/09
1. . .

test statistic, Normal Approximation to Binomial

# 677 :: 4/17/09
1. . .

Chi-Square, Standard Deviation, Population Standard Deviation, sample variance, sampe standard deviation

# 676 :: 4/17/09
1. . .

Student-t, Studentís t-distribution, Critical Value

# 675 :: 4/17/09
1. . .

Dependent Sample, Independent Sample

# 674 :: 4/17/09
1. . .

t-distribution, Standard Normal Distribution

# 673 :: 4/16/09
1. . .

Dependent Sample, Independent Sample

# 672 :: 4/13/09
1. . .

Hypothesis Test

# 671 :: 4/13/09
1. . .

# 670 :: 4/13/09
1. . .

test statistic, z-test

# 669 :: 4/13/09
1. . .

Type I Error, Type II Error, Hypothesis Test

# 668 :: 4/13/09
1. . .

Type I Error, Type II Error

# 667 :: 4/11/09
1. . .

p-value, Hypothesis Test

# 664 :: 4/11/09
1. . .

Null Hypothesis

# 663 :: 4/11/09
1. . .

Null Hypothesis

# 662 :: 3/23/09
1. . .

2-proportion test

# 661 :: 3/19/09
1. . .

BINOMDIST

# 660 :: 3/18/09
1. . .

Binomial Probability

# 659 :: 3/18/09
1. . .

# 658 :: 3/18/09
1. . .

# 657 :: 3/18/09
1. . .

# 653 :: 3/11/09
1. . .

# 651 :: 3/9/09
1. . .

# 650 :: 3/9/09
1. . .

# 648 :: 3/7/09
1. . .

# 644 :: 3/3/09
1. . .

Z-Score

# 642 :: 3/2/09
1. . .

# 641 :: 3/2/09
1. . .

Critical Value, test statistic

# 639 :: 2/28/09
1. . .

Normal Approximation to Binomial , 1-Proportion Test

# 638 :: 2/23/09
1. . .

1-sample t-test

# 637 :: 2/22/09
1. . .

Adjusted Wald, Confidence Intervals

# 635 :: 2/22/09
1. . .

1-sample t-test, Confidence Intervals

# 634 :: 2/20/09
1. . .

1-Sample Proportion Test

# 633 :: 2/20/09
1. . .

# 632 :: 2/19/09
1. . .

Sample Size, Margin of Error

# 631 :: 2/19/09
1. . .

A/B Testing, Response Rates

# 630 :: 2/19/09
1. . .

# 629 :: 2/17/09
1. . .

ANOVA

# 628 :: 2/16/09
1. . .

# 627 :: 2/16/09
1. . .

# 626 :: 2/15/09
1. . .

# 625 :: 2/11/09
1. . .

ANOVA

# 623 :: 2/9/09
1. . .

Random Variable, Probability Distribution

# 622 :: 2/9/09
1. . .

# 621 :: 2/8/09
1. . .

Z-Score

# 620 :: 2/8/09
1. . .

Normal Curve, Standard Normal Distribution, Standard Normal Curve

# 619 :: 2/8/09
1. . .

Central Limit Theorem

# 618 :: 2/8/09
1. . .

Z-Score, t-score

# 616 :: 2/7/09
1. . .

1-sample t-test

# 613 :: 2/7/09
1. . .

Z-Score

# 611 :: 2/5/09
1. . .

Regression Equation

# 600 :: 1/30/09
1. . .

ANOVA, Chi-Square, Goodnees of Fit, F distribution

# 599 :: 1/30/09
1. . .

Z-Score, SAT Scores, ACT Scores

# 597 :: 1/30/09
1. . .

ANOVA

# 589 :: 1/26/09
1. . .

Law of Large Numbers

# 588 :: 1/26/09
1. . .

Z-Score

# 587 :: 1/26/09
1. . .

Null Hypothesis , Alternative Hypothesis

# 581 :: 1/21/09
1. . .

# 580 :: 1/21/09
1. . .

# 576 :: 1/16/09
1. . .

Hypothesis Test, Alternative Hypothesis , Alpha, Null Hypothesis

# 574 :: 1/14/09
1. . .

1-sample t-test, 1-sample Z-test

# 572 :: 1/13/09
1. . .

Empirical Rule, Z-Score

# 571 :: 1/10/09
1. . .

Z-Score, Standard Score

# 570 :: 1/7/09
1. . .

directional test, 1-tailed test

# 569 :: 12/21/08
1. . .

1-sample t-test, TDIST

# 568 :: 12/21/08
1. . .

Trend Line, Linear Regression

# 566 :: 12/19/08
1. . .

ANOVA, Degrees of Freedom

# 565 :: 12/19/08
1. . .

Correlation, coefficient of determination

# 564 :: 12/19/08
1. . .

Type I Error, Type II Error, Power, Hypothesis Test

# 563 :: 12/19/08
1. . .

1-sample Z-test, 1-sample t-test

# 562 :: 12/17/08
1. . .

ANOVA, 2-Way ANOVA

# 560 :: 12/17/08
1. . .

BINOMDIST, Binomial cdf, Compliment Rule

# 559 :: 12/16/08
1. . .

Area between, Z-Score

# 558 :: 12/16/08
1. . .

Area between, Z-Score

# 557 :: 12/16/08
1. . .

Confidence Intervals, Margin of Error

# 555 :: 12/14/08
1. . .

2-sample t-test, 2-proportion test, 2-sample z-test, z-test

# 551 :: 12/12/08
1. . .

Sample Size, Confidence Intervals, Proportion

# 550 :: 12/12/08
1. . .

Trend Line

# 549 :: 12/10/08
1. . .

Regression Equation, Regression Analysis

# 548 :: 12/10/08
1. . .

Stepwise Regression, Regression Analysis

# 546 :: 12/10/08
1. . .

Regression Analysis, Slope, Regression Equation

# 545 :: 12/10/08
1. . .

Regression Analysis, Slope

# 544 :: 12/10/08
1. . .

Correlation, correlation coefficient , Regression Analysis, significant correlation

# 542 :: 12/9/08
1. . .

2-sample t-test, Unequal Variances

# 541 :: 12/9/08
1. . .

F-test, Homogeneity of Variance, Unequal Variances, Levine test

# 540 :: 12/9/08
1. . .

1-sample t-test, 1-tailed test, Null Hypothesis , calculating mean, sample variance, Standard Deviation

# 539 :: 12/9/08
1. . .

Correlation, coefficient of determination

# 538 :: 12/9/08
1. . .

ANOVA, Paired t-test

# 537 :: 12/6/08
1. . .

2-proportion test, Chi-Square

# 536 :: 12/6/08
1. . .

Chi-Square, CHIDIST

# 535 :: 12/6/08
1. . .

Chi-Square, CHIDIST

# 534 :: 12/6/08
1. . .

Chi-Square, CHIDIST

# 533 :: 12/6/08
1. . .

# 532 :: 12/5/08
1. . .

Chi-Square, Goodnees of Fit

# 531 :: 12/4/08
1. . .

# 530 :: 12/2/08
1. . .

Z-Score, Percent Score

# 528 :: 11/28/08
1. . .

ANOVA

# 527 :: 11/28/08
1. . .

Homogeneity of Variance, F-test, Levine test

# 526 :: 11/28/08
1. . .

2-sample t-test, Homogeneity of Variance, Equal Variances, F-test, Levine test

# 525 :: 11/28/08
1. . .

2-proportion test, Normal Approximation to Binomial

# 524 :: 11/24/08
1. . .

t-score, Z-Score, directional test, nondirectional test, 1-Sided Test

# 523 :: 11/24/08
1. . .

Confidence Intervals, TINV

# 521 :: 11/24/08
1. . .

Confidence Level, Confidence Intervals, Proportion

# 520 :: 11/23/08
1. . .

Confidence Intervals, Median, Mode, mean, t-statistic, Standard Error of the Mean

# 519 :: 11/23/08
1. . .

Random Variable, Probability, Compliment Rule

# 517 :: 11/22/08
1. . .

Z-Score, Area between, above .10

# 516 :: 11/19/08
1. . .

T score, Percent Score, Z-Score

# 515 :: 11/19/08
1. . .

2-proportion test, Normal Approximation to Binomial , Power, A/B Testing

# 514 :: 11/17/08
1. . .

Paired t-test, Within Subjects, 1-Sided Test, One-Tailed Test

# 513 :: 11/17/08
1. . .

Time-Series, Regression Analysis, autocorrelation

# 512 :: 11/14/08
1. . .

Sample Size, Margin of Error, Standard Deviation, Standard Error of the Mean

# 511 :: 11/13/08
1. . .

Proportion, Confidence Intervals, One-Tailed Area

# 510 :: 11/13/08
1. . .

Sample Size, Confidence Level

# 509 :: 11/13/08
1. . .

Confidence Intervals, Sample Size, Margin of Error, qwkwxajt

# 508 :: 11/13/08
1. . .

Sample Size, Margin of Error, Confidence Level

# 507 :: 11/12/08
1. . .

Sample Size, Confidence Intervals, Proportion

# 506 :: 11/12/08
1. . .

Sample Size, Margin of Error, Confidence Intervals

# 505 :: 11/11/08
1. . .

Confidence Intervals, TINV, Margin of Error, t-statistic

# 504 :: 11/9/08
1. . .

Confidence Intervals, Margin of Error, t-statistic

# 503 :: 11/7/08
1. . .

ANOVA, F-statistic

# 502 :: 11/7/08
1. . .

Confidence Intervals, TDIST, t-test, Z-Score

# 501 :: 11/7/08
1. . .

BINOMDIST, Binomial Probability, Continuity Correction, Normal Approximation, Normal Approximation to Binomial

# 500 :: 11/7/08
1. . .

Percent Score, Area between, Z-Score

# 499 :: 11/7/08
1. . .

Poisson, Poisson Distribution

# 498 :: 11/7/08
1. . .

Poisson, Poisson Distribution

# 497 :: 11/6/08
1. . .

Confidence Intervals, Confidence Level

# 495 :: 11/4/08
1. . .

Sample Size

# 494 :: 11/4/08
1. . .

Z-Score, Area between

# 493 :: 11/4/08
1. . .

Empirical Rule, Z-Score, Unusual Event, Percent Score

# 492 :: 11/3/08
1. . .

# 491 :: 10/30/08
1. . .

Continuity Correction

# 487 :: 10/28/08
1. . .

TINV, t-distribution, Confidence Intervals

# 486 :: 10/28/08
1. . .

# 485 :: 10/27/08
1. . .

TINV, Confidence Intervals, Standard Error of the Mean, Standard Deviation of the Mean

# 484 :: 10/25/08
1. . .

Z-Score, Area between, Percent Score

# 483 :: 10/21/08
1. . .

McNemar Chi-Square , Chi-Square

# 482 :: 10/20/08
1. . .

# 481 :: 10/20/08
1. . .

# 476 :: 10/13/08
1. . .

Altman Z-Score, Z-Score

# 475 :: 10/12/08
1. . .

Standard Deviation, Chi-Square, Chi-Square Distribution

# 474 :: 10/12/08
1. . .

# 471 :: 10/9/08
1. . .

Margin of Error, Confidence Intervals, Sample Size

# 470 :: 10/9/08
1. . .

Chi-Square Distribution, Confidence Intervals, Standard Deviation, Variance

# 469 :: 10/8/08
1. . .

# 467 :: 10/7/08
1. . .

1-Proportion Test, Normal Approximation

# 466 :: 10/7/08
1. . .

# 465 :: 10/7/08
1. . .

# 464 :: 10/7/08
1. . .

Z-Score, t-score

# 463 :: 10/6/08
1. . .

Multiplication Rule

# 462 :: 10/6/08
1. . .

Z-Score

# 461 :: 10/6/08
1. . .

Gage R&R

# 460 :: 10/5/08
1. . .

BINOMDIST, Binomial pmf

# 459 :: 10/5/08
1. . .

Percent Score, Percentile, Z-Score

# 458 :: 10/5/08
1. . .

Confidence Intervals, Normality Assumption

# 457 :: 10/4/08
1. . .

# 456 :: 10/4/08
1. . .

2-proportion test

# 455 :: 10/4/08
1. . .

Quartile

# 454 :: 10/4/08
1. . .

# 453 :: 10/4/08
1. . .

Sample Size, Margin of Error

# 452 :: 10/3/08
1. . .

Standard Normal Curve

# 451 :: 10/3/08
1. . .

Confidence Intervals, Confidence Level

# 450 :: 10/3/08
1. . .

Margin of Error, Sample Size

# 447 :: 10/2/08
1. . .

# 446 :: 10/2/08
1. . .

# 445 :: 10/2/08
1. . .

# 444 :: 10/2/08
1. . .

# 443 :: 10/2/08
1. . .

# 442 :: 10/2/08
1. . .

# 441 :: 10/2/08
1. . .

# 440 :: 10/2/08
1. . .

# 439 :: 10/2/08
1. . .

# 438 :: 10/2/08
1. . .

# 437 :: 10/1/08
1. . .

# 436 :: 10/1/08
1. . .

Ecological correlation

# 435 :: 10/1/08
1. . .

Non-Parametric, Parametric

# 433 :: 10/1/08
1. . .

Cycle Time, Non-Normal Data, Log Transformation

# 432 :: 9/30/08
1. . .

TDIST, t-score

# 430 :: 9/29/08
1. . .

# 429 :: 9/29/08
1. . .

Normal Approximation to Binomial , 1-Proportion Test

# 428 :: 9/29/08
1. . .

Z-Score

# 427 :: 9/29/08
1. . .

# 426 :: 9/29/08
1. . .

Percent Score, ANOVA

# 425 :: 9/29/08
1. . .

# 424 :: 9/29/08
1. . .

1-sample t-test, Alternative Hypothesis , Null Hypothesis , test statistic, p-value

# 423 :: 9/28/08
1. . .

Z-Score

# 422 :: 9/28/08
1. . .

# 421 :: 9/28/08
1. . .

# 420 :: 9/28/08
1. . .

Z-Score

# 419 :: 9/28/08
1. . .

Multiplication Rule

# 418 :: 9/27/08
1. . .

BINOMDIST, Binomial Probability, Binomial pmf

# 417 :: 9/27/08
1. . .

Z-Score

# 416 :: 9/27/08
1. . .

2-sample t-test, Hypothesis Test

# 415 :: 9/27/08
1. . .

Interquartile Range

# 414 :: 9/27/08
1. . .

# 413 :: 9/27/08
1. . .

# 412 :: 9/27/08
1. . .

# 411 :: 9/24/08
1. . .

NORMSINV, TINV

# 410 :: 9/24/08
1. . .

2-sample t-test

# 409 :: 9/24/08
1. . .

Z-Score

# 408 :: 9/23/08
1. . .

Minitab, Regression Analysis, Residuals

# 405 :: 9/22/08
1. . .

BINOMDIST, Multiplication Rule, Gambler's Fallacy, Probability Mass Function

# 404 :: 9/22/08
1. . .

# 403 :: 9/22/08
1. . .

Standard Deviation, Margin of Error, Critical Value, Confidence Intervals, Confidence Level, qwkwxajt

# 402 :: 9/21/08
1. . .

SPSS, Confidence Intervals, 1-sided Interval

# 401 :: 9/20/08
1. . .

Z-Score, Unusual Event

# 400 :: 9/20/08
1. . .

Standard Score

# 398 :: 9/19/08
1. . .

# 397 :: 9/19/08
1. . .

Z-Score, Raw Score from Z-score

# 396 :: 9/19/08
1. . .

# 395 :: 9/19/08
1. . .

# 391 :: 9/18/08
1. . .

Standard Error of the Mean, t-statistic, Confidence Intervals, Critical Value

# 390 :: 9/18/08
1. . .

Area between, Z-Score

# 389 :: 9/18/08
1. . .

Z-Score

# 388 :: 9/17/08
1. . .

2-proportion test, Binomial Probability, Normal Approximation

# 386 :: 9/17/08
1. . .

Covariate, ANCOVA, ANOVA

# 385 :: 9/16/08
1. . .

Z-Score

# 384 :: 9/16/08
1. . .

# 383 :: 9/15/08
1. . .

Confidence Intervals

# 381 :: 9/13/08
1. . .

Z-Score

# 380 :: 9/11/08
1. . .

Correlation, Regression Line

# 379 :: 9/11/08
1. . .

Interquartile Range, Z-Score

# 378 :: 9/10/08
1. . .

Z-Score

# 377 :: 9/10/08
1. . .

mean, Median, Standard Deviation

# 376 :: 9/10/08
1. . .

2-proportion test

# 375 :: 9/9/08
1. . .

# 374 :: 9/9/08
1. . .

# 372 :: 9/8/08
1. . .

SAT Scores, Normal Curve

# 371 :: 9/8/08
1. . .

Sample Size, Margin of Error

# 370 :: 9/6/08
1. . .

Area between, Z-Score

# 369 :: 9/5/08
1. . .

Margin of Error, Sample Size, Confidence Intervals

# 368 :: 9/5/08
1. . .

Normal Approximation, 2-proportion test, Binomial Probability

# 367 :: 9/5/08
1. . .

Area between, Z-Score

# 366 :: 9/4/08
1. . .

# 364 :: 9/4/08
1. . .

Margin of Error, Confidence Intervals, Sample Size

# 362 :: 9/1/08
1. . .

Small Sample, Sample Size, Margin of Error, Confidence Intervals

# 361 :: 8/30/08
1. . .

# 360 :: 8/27/08
1. . .

# 359 :: 8/27/08
1. . .

# 358 :: 8/25/08
1. . .

Z-Score

# 357 :: 8/25/08
1. . .

Confidence Intervals, Normal Approximation to Binomial , Proportion

# 356 :: 8/24/08
1. . .

Area between, Z-Score

# 355 :: 8/20/08
1. . .

Nomal Distribution, Probability Plot

# 354 :: 8/20/08
1. . .

t-statistic

# 353 :: 8/19/08
1. . .

BINOMDIST, Binomial Probability

# 351 :: 8/17/08
1. . .

Confidence Intervals

# 350 :: 8/16/08
1. . .

Continuity Correction, Normal Approximation, binomial, 1-Sample Proportion Test

# 349 :: 8/15/08
1. . .

Z-Score

# 348 :: 8/15/08
1. . .

Z-Score

# 347 :: 8/14/08
1. . .

# 346 :: 8/14/08
1. . .

# 345 :: 8/14/08
1. . .

Null Hypothesis , Alternative Hypothesis , Hypothesis Test, Steps in Hypothesis Test

# 344 :: 8/14/08
1. . .

Standard Deviation, z-test, Normally Distributed, Homogeneity of Variance

# 343 :: 8/13/08
1. . .

ANOVA

# 342 :: 8/13/08
1. . .

ANOVA, F-statistic

# 340 :: 8/12/08
1. . .

# 339 :: 8/12/08
1. . .

Sample Size, Margin of Error

# 338 :: 8/11/08
1. . .

Chi-Square

# 337 :: 8/11/08
1. . .

Chi-Square

# 336 :: 8/11/08
1. . .

Central Limit Theorem

# 335 :: 8/10/08
1. . .

Expected Value, Random Variable, Standard Deviation

# 334 :: 8/10/08
1. . .

Z-Score

# 333 :: 8/10/08
1. . .

Z-Score

# 332 :: 8/10/08
1. . .

Null Hypothesis

# 331 :: 8/10/08
1. . .

Null Hypothesis

# 330 :: 8/9/08
1. . .

t-test, z-test

# 329 :: 8/8/08
1. . .

Multiplication Rule

# 327 :: 8/8/08
1. . .

Power, Standard Deviation, Mean Difference

# 326 :: 8/7/08
1. . .

t-test

# 325 :: 8/7/08
1. . .

BINOMDIST, Excel, Binomial Probability

# 322 :: 8/7/08
1. . .

Confidence Level

# 321 :: 8/7/08
1. . .

Area between

# 320 :: 8/6/08
1. . .

t-score, TDIST

# 319 :: 8/6/08
1. . .

binomial, Binomial Probability, Normal Approximation, Continuity Correction

# 318 :: 8/6/08
1. . .

Area between, Z-Score

# 317 :: 8/5/08
1. . .

Normal Curve, Bell Curve

# 316 :: 8/5/08
1. . .

Sigma Level

# 315 :: 8/5/08
1. . .

Standard Error of the Mean, Standard Deviation, Confidence Intervals, Critical Value, t-statistic

# 314 :: 8/5/08
1. . .

2-proportion test, A/B Testing

# 313 :: 8/5/08
1. . .

Bayes Theorem , Conditional Probability, Addition Rule

# 311 :: 8/4/08
1. . .

p-value, Null Hypothesis , Alternative Hypothesis , Z-Statistic, t-statistic

# 310 :: 8/4/08
1. . .

# 309 :: 8/4/08
1. . .

1-sample t-test, TDIST, t-score, t-statistic

# 305 :: 8/2/08
1. . .

Continuous Data, Discrete Data, Null Hypothesis

# 304 :: 8/1/08
1. . .

# 303 :: 8/1/08
1. . .

# 301 :: 7/31/08
1. . .

t-statistic, t-score

# 299 :: 7/30/08
1. . .

Z-Score

# 298 :: 7/29/08
1. . .

# 297 :: 7/28/08
1. . .

Newton-Raphson, t-statistic

# 296 :: 7/28/08
1. . .

# 295 :: 7/28/08
1. . .

Z-Score

# 294 :: 7/28/08
1. . .

Z-Score, Percentile, Percentile Rank

# 293 :: 7/28/08
1. . .

Z-Score

# 291 :: 7/26/08
1. . .

Standard Normal Curve, above .10

# 289 :: 7/25/08
1. . .

Z-Score, IQ Score

# 288 :: 7/24/08
1. . .

Newton-Raphson, Logistic Regression, Maximum Likelihood

# 287 :: 7/23/08
1. . .

Binomial Probability, binomial, BINOMDIST

# 285 :: 7/20/08
1. . .

# 283 :: 7/19/08
1. . .

Z-Score, Area between

# 282 :: 7/16/08
1. . .

# 281 :: 7/16/08
1. . .

# 280 :: 7/16/08
1. . .

# 278 :: 7/15/08
1. . .

exact interval, Confidence Intervals

# 277 :: 7/14/08
1. . .

Z-Score

# 276 :: 7/11/08
1. . .

Normally Distributed

# 275 :: 7/11/08
1. . .

T score, Z-Score

# 273 :: 7/10/08
1. . .

# 272 :: 7/10/08
1. . .

# 271 :: 7/9/08
1. . .

skew, mean, Geometric Mean, Median

# 269 :: 7/9/08
1. . .

Z-Score, Binomial Probability, Normal Approximation, binomial, BINOMDIST

# 268 :: 7/9/08
1. . .

# 267 :: 7/8/08
1. . .

# 266 :: 7/8/08
1. . .

Percentile

# 265 :: 7/6/08
1. . .

1-sample t-test

# 263 :: 7/6/08
1. . .

Critical Value, Confidence Intervals, Margin of Error

# 262 :: 7/3/08
1. . .

Z-Score

# 261 :: 7/1/08
1. . .

Hypothesis Test, p-value

# 260 :: 7/1/08
1. . .

Z-Score

# 259 :: 7/1/08
1. . .

NORMSDIST

# 257 :: 6/30/08
1. . .

Null Hypothesis , Alternative Hypothesis

# 256 :: 6/30/08
1. . .

# 254 :: 6/28/08
1. . .

# 253 :: 6/26/08
1. . .

Z-Score

# 252 :: 6/26/08
1. . .

# 251 :: 6/25/08
1. . .

# 250 :: 6/24/08
1. . .

# 249 :: 6/24/08
1. . .

Z-Score

# 248 :: 6/24/08
1. . .

# 247 :: 6/24/08
1. . .

Adjusted Wald, Z-Score, Confidence Intervals

# 245 :: 6/22/08
1. . .

# 244 :: 6/22/08
1. . .

# 243 :: 6/22/08
1. . .

# 242 :: 6/19/08
1. . .

# 241 :: 6/19/08
1. . .

# 240 :: 6/17/08
1. . .

# 239 :: 6/16/08
1. . .

Z-Score

# 238 :: 6/15/08
1. . .

# 237 :: 6/14/08
1. . .

# 234 :: 6/13/08
1. . .

Quartile

# 233 :: 6/13/08
1. . .

Z-Score

# 232 :: 6/12/08
1. . .

Z-Score

# 231 :: 6/12/08
1. . .

# 230 :: 6/11/08
1. . .

Standard Deviation, Z-Score

# 229 :: 6/11/08
1. . .

NORMSDIST

# 227 :: 6/10/08
1. . .

# 225 :: 6/9/08
1. . .

# 224 :: 6/8/08
1. . .

Interaction Plot

# 222 :: 6/7/08
1. . .

Parameter, statistic

# 219 :: 6/6/08
1. . .

Z-Score

# 218 :: 6/5/08
1. . .

Hypothesis Test, One-Tailed Area

# 217 :: 6/5/08
1. . .

# 215 :: 6/3/08
1. . .

Standard Normal Curve, Confidence Intervals, Standard Deviation, Normally Distributed

# 214 :: 6/2/08
1. . .

1-sample t-test, Confidence Intervals, Sample Size

# 213 :: 6/1/08
1. . .

# 212 :: 6/1/08
1. . .

t-distribution, Confidence Intervals, TINV, Margin of Error

# 211 :: 5/29/08
1. . .

Central Limit Theorem, Sample Size

# 210 :: 5/29/08
1. . .

Z-Score

# 209 :: 5/29/08
1. . .

Central Limit Theorem, binomial, Normal Approximation, Confidence Intervals

# 208 :: 5/27/08
1. . .

1-Sided Test, Hypothesis Test

# 207 :: 5/24/08
1. . .

Z-Score

# 206 :: 5/24/08
1. . .

Z-Score

# 205 :: 5/22/08
1. . .

Z-Score

# 204 :: 5/22/08
1. . .

Z-Score, Z-value, Standard Score

# 203 :: 5/22/08
1. . .

Sample Size, Power, ANOVA, t-test

# 202 :: 5/21/08
1. . .

Z-Score

# 201 :: 5/20/08
1. . .

Counterbalance

# 200 :: 5/19/08
1. . .

# 199 :: 5/19/08
1. . .

Binomial Probability, binomial

# 198 :: 5/17/08
1. . .

# 197 :: 5/15/08
1. . .

Normally Distributed, Standard Deviation, Margin of Error, Sample Size

# 195 :: 5/14/08
1. . .

# 194 :: 5/14/08
1. . .

Bonferroni correction, ANOVA, Type I Error

# 193 :: 5/14/08
1. . .

# 191 :: 5/12/08
1. . .

# 190 :: 5/12/08
1. . .

Addition Rule, Mutual Exclusive

# 189 :: 5/12/08
1. . .

Normal Rule, Normal Curve, Bell Curve, Normal Distribution

# 188 :: 5/12/08
1. . .

Chi-Square, Unequal Sample Size

# 186 :: 5/9/08
1. . .

Altman Z-Score, Z-Score

# 185 :: 5/7/08
1. . .

Regression Analysis, collinearity, Correlation

# 183 :: 5/7/08
1. . .

Problem Discovery, Finite Population

# 182 :: 5/5/08
1. . .

Hypothesis Test, Two-Proportion Test

# 181 :: 5/5/08
1. . .

Standard Deviation, Degrees of Freedom

# 180 :: 5/5/08
1. . .

Standard Score, Percentile, Percent Score

# 177 :: 5/2/08
1. . .

IQ Score, Z-Score

# 176 :: 4/30/08
1. . .

One-Tailed Area, Z-Score, Critical Value

# 175 :: 4/28/08
1. . .

Probability, Multiplication Rule, Binomial Probability, Choose, binomial, Binomial pmf, Binomial cdf

# 173 :: 4/27/08
1. . .

Z-Score

# 172 :: 4/27/08
1. . .

Choose, Combination

# 170 :: 4/25/08
1. . .

1.5 Sigma Shift, Z-Score, Z Short Term

# 169 :: 4/25/08
1. . .

Null Hypothesis , Alternative Hypothesis , t-statistic, Z-Statistic, 1-sample t-test

# 167 :: 4/24/08
1. . .

Percentile, Standard Deviation

# 166 :: 4/23/08
1. . .

Newton-Raphson

# 164 :: 4/23/08
1. . .

Adjusted Wald, Confidence Intervals, One-Tailed Area

# 163 :: 4/22/08
1. . .

Standard Deviation, Confidence Intervals

# 162 :: 4/22/08
1. . .

Confidence Intervals, Control Chart, A/B Testing, p-chart

# 161 :: 4/21/08
1. . .

Z-Score

# 160 :: 4/21/08
1. . .

Confidence Intervals, Adjusted Wald

# 159 :: 4/18/08
1. . .

# 158 :: 4/18/08
1. . .

Monte-Carlo, Student-t, t-distribution

# 157 :: 4/17/08
1. . .

Z-Score

# 156 :: 4/16/08
1. . .

# 155 :: 4/16/08
1. . .

x-bar, Standard Deviation

# 154 :: 4/15/08
1. . .

# 153 :: 4/14/08
1. . .

skew, Median

# 152 :: 4/14/08
1. . .

Adjusted Wald, Confidence Intervals

# 151 :: 4/14/08
1. . .

TINV, t-statistic, t-distribution, Confidence Intervals, Standard Error of the Mean, Margin of Error

# 150 :: 4/14/08
1. . .

# 149 :: 4/14/08
1. . .

2-sample t-test, t-statistic, t-test

# 147 :: 4/12/08
1. . .

Mid-range

# 146 :: 4/9/08
1. . .

Z-Score, Percentile

# 145 :: 4/8/08
1. . .

t-statistic, t-distribution, Small Sample

# 144 :: 4/8/08
1. . .

# 143 :: 4/7/08
1. . .

# 142 :: 4/7/08
1. . .

# 141 :: 4/7/08
1. . .

Six Sigma

# 140 :: 4/7/08
1. . .

# 139 :: 4/6/08
1. . .

# 138 :: 4/4/08
1. . .

# 137 :: 4/4/08
1. . .

Z-Score

# 136 :: 4/4/08
1. . .

Process Sigma, DPMO

# 135 :: 3/31/08
1. . .

Z-Score

# 133 :: 3/31/08
1. . .

Standard Score

# 132 :: 3/30/08
1. . .

Six Sigma, DPMO, Process Sigma, Sigma Level

# 131 :: 3/29/08
1. . .

# 130 :: 3/28/08
1. . .

Six Sigma

# 129 :: 3/27/08
1. . .

# 128 :: 3/25/08
1. . .

Z-Score, , Confidence Intervals

# 127 :: 3/25/08
1. . .

# 126 :: 3/22/08
1. . .

# 125 :: 3/20/08
1. . .

Unequal Sample Size

# 124 :: 3/20/08
1. . .

t-distribution, Z-Statistic, Small Sample

# 123 :: 3/20/08
1. . .

# 122 :: 3/20/08
1. . .

# 121 :: 3/20/08
1. . .

# 120 :: 3/20/08
1. . .

# 119 :: 3/20/08
1. . .

Bell Curve, ANOVA, Ordinal, Interval

# 117 :: 3/19/08
1. . .

# 116 :: 3/18/08
1. . .

# 114 :: 3/16/08
1. . .

Standard Score, Z-Score

# 113 :: 3/16/08
1. . .

# 112 :: 3/13/08
1. . .

# 111 :: 3/12/08
1. . .

# 110 :: 3/12/08
1. . .

# 109 :: 3/10/08
1. . .

# 108 :: 3/10/08
1. . .

# 107 :: 3/10/08
1. . .

# 106 :: 3/10/08
1. . .

# 105 :: 3/10/08
1. . .

# 104 :: 3/9/08
1. . .

# 103 :: 3/9/08
1. . .

# 102 :: 3/3/08
1. . .

# 101 :: 3/3/08
1. . .

# 100 :: 3/3/08
1. . .

# 99 :: 3/2/08
1. . .

# 98 :: 3/1/08
1. . .

# 97 :: 3/1/08
1. . .

Normal Approximation to Binomial , BINOMDIST, Continuity Correction, 1-Sample Proportion Test, 1-Proportion Test

# 96 :: 3/1/08
1. . .

Z-Score

# 94 :: 2/29/08
1. . .

# 93 :: 2/29/08
1. . .

# 92 :: 2/28/08
1. . .

# 91 :: 2/24/08
1. . .

Normal Curve

# 90 :: 2/23/08
1. . .

# 89 :: 2/22/08
1. . .

# 88 :: 2/20/08
1. . .

# 86 :: 2/19/08
1. . .

# 84 :: 2/19/08
1. . .

# 83 :: 2/18/08
1. . .

# 82 :: 2/14/08
1. . .

# 81 :: 2/10/08
1. . .

# 80 :: 2/4/08
1. . .

# 79 :: 2/4/08
1. . .

# 78 :: 1/23/08
1. . .

# 77 :: 1/22/08
1. . .

# 76 :: 1/20/08
1. . .

# 75 :: 1/20/08
1. . .

# 70 :: 12/10/07
1. . .

Z-Score, Percentile

# 67 :: 11/6/07
1. . .

# 66 :: 11/6/07
1. . .

# 65 :: 10/31/07
1. . .

# 64 :: 10/29/07
1. . .

# 63 :: 10/29/07
1. . .

qwkwxajt

# 62 :: 10/29/07
1. . .

# 61 :: 10/29/07
1. . .

# 60 :: 10/29/07
1. . .

# 59 :: 10/29/07
1. . .

# 58 :: 10/29/07
1. . .

Confidence Intervals, Confidence Level

# 56 :: 10/29/07
1. . .

# 55 :: 10/29/07
1. . .

# 54 :: 10/29/07
1. . .

# 53 :: 10/29/07
1. . .

# 52 :: 10/29/07
1. . .

# 51 :: 10/29/07
1. . .

# 50 :: 10/29/07
1. . .

# 49 :: 10/29/07
1. . .

# 48 :: 10/29/07
1. . .

Z-Score

# 47 :: 10/29/07
1. . .

# 46 :: 10/29/07
1. . .

Altman Z-Score

# 45 :: 10/29/07
1. . .

Standardize

# 44 :: 10/29/07
1. . .

# 43 :: 10/29/07
1. . .

Excel

# 42 :: 10/29/07
1. . .

Z-Score, Units of Measure

# 41 :: 10/29/07
1. . .

Z-Score, Standard Normal Curve

# 40 :: 10/29/07
1. . .

# 39 :: 10/29/07
1. . .

Newton-Raphson, Z-Score

# 38 :: 10/29/07
1. . .

Z-Score, example

# 37 :: 10/29/07
1. . .

Z-Score, Standard Deviation

# 36 :: 10/29/07
1. . .

# 35 :: 10/29/07
1. . .

1.5 Sigma Shift

# 34 :: 10/29/07
1. . .

# 33 :: 10/29/07
1. . .

Z-Score, One-Sided Area

# 32 :: 10/29/07
1. . .

# 31 :: 10/29/07
1. . .

Confidence Intervals, Confidence Level

# 30 :: 10/29/07
1. . .

# 29 :: 10/29/07
1. . .

Z-Score, Discrete Data

# 28 :: 10/29/07
1. . .

Z Short Term, Z Long Term

# 27 :: 10/29/07
1. . .

Percentile, Percentile Rank

# 26 :: 10/29/07
1. . .

Z-Score

# 25 :: 10/29/07
1. . .

Z-Score

# 24 :: 10/29/07
1. . .

Normal Table, One-Tailed Area, One-Sided Area

# 23 :: 10/29/07
1. . .

# 22 :: 10/29/07
1. . .

Standardize

# 21 :: 10/29/07
1. . .

Standard Deviation

# 20 :: 10/29/07
1. . .

# 19 :: 10/29/07
1. . .

QFD

# 18 :: 10/29/07
1. . .

# 17 :: 10/29/07
1. . .

Unusual Event, Z-Score

# 16 :: 10/23/07
1. . .

Trimmed Mean, Task Time

# 15 :: 10/23/07
1. . .

DPMO, Z-Score, Process Sigma, Z-upper

# 14 :: 10/23/07
1. . .

Z-Score, Normally Distributed, Standard Deviation, Normal Curve

# 13 :: 10/23/07
1. . .

Z-Score, Unusual Event

# 12 :: 10/23/07
1. . .

Proportion, Z-Score

# 11 :: 10/23/07
1. . .

Z-Score

# 10 :: 10/23/07
1. . .

Process Sigma, Z-Score, 1.5 Sigma Shift

# 9 :: 10/23/07
1. . .

Transformation, Log Transformation, Monte-Carlo, Bootstrap, Non-Normal Data, Normal Distribution, Non-Parametric

# 6 :: 10/23/07
1. . .

Standard Deviation, Sample Size, Margin of Error, lethfgui

# 5 :: 10/23/07
1. . .

Nomal Distribution, Normal Curve, lethfgui, qwkwxajt

# 3 :: 10/23/07
Answer in Progress
1. . .

Alpha, Z-Score

# 2 :: 10/23/07
Question 2 has been Answered
1. . .

Z-Score, 1.5, lambda, qwkwxajt