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5 Questions returned
No. & Date AskedQuestion
# 502 :: 11/7/08
Question 502 has been Answered
Administrative staff based at a business school in the UK are advised to take a 15 minute break from their personal computer after working on it for 9. . .

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

# 330 :: 8/9/08
Question 330 has been Answered
If you had a sample size of 50 and did not know the standard deviation of the population, would you use a t or a z statistics in your analysis? Why?. . .

t-test, z-test

# 326 :: 8/7/08
Question 326 has been Answered
What statistic would be applied if the independant variable is nominal and one dependant variable is nominal and one dependant variable is scale? Is t. . .

t-test

# 203 :: 5/22/08
Question 203 has been Answered
How to determine the sample size for comparing mulltiple parameters like Height , weight, Blood pressure , Blood parameters like blood glucose, total. . .

Sample Size, Power, ANOVA, t-test

# 149 :: 4/14/08
Question 149 has been Answered
You are interested in whether men participate more than women in political activities, so you survey 632 men and 675 women and ask them how many polit. . .

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