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9 Questions returned
No. & Date AskedQuestion
# 766 :: 6/23/09
Question 766 has been Answered
A researcher has a series of Likert-scaled items and a measure of frequency of absenteeism. He uses each of the Likert-scaled items in a separate biva. . .

Correlation, Non-Linear Correlation

# 764 :: 6/23/09
Question 764 has been Answered
Suppose Abraham Lincoln had answered a survey questionnaire in which he indicated that he had not received a grade school diploma. The researcher foun. . .

Correlation

# 712 :: 5/3/09
Question 712 has been Answered
Make up a scatter diagram with 10 dots for each of the following situations: (a) perfect positive linear correlation, (b) large but not perfect positi. . .

Scatter Diagram, Correlation, Curvilinear Correlation

# 710 :: 4/30/09
Question 710 has been Answered
Discuss how the statistical application of Pearson r is used for hypothesis testing. Through application of the Spearman Correlation discuss what typ. . .

Correlation, Pearson r, Spearman Correlation

# 565 :: 12/19/08
Question 565 has been Answered
The coefficient of correlation between two variables X and Y was computed to be É{0.60. This means a. the coefficient of determination is 0. b. a. . .

Correlation, coefficient of determination

# 544 :: 12/10/08
Question 544 has been Answered
(a) How does correlation analysis differ from regression analysis? (b) What does a correlation coefficient reveal? (c) State the quick rule for a sign. . .

Correlation, correlation coefficient , Regression Analysis, significant correlation

# 539 :: 12/9/08
Question 539 has been Answered
The following sample observations were randomly selected X: 5 3 6 3 4 4 6 8 Y: 13 15 7 12 13 11 9 5 Determine the coefficient of correlati. . .

Correlation, coefficient of determination

# 380 :: 9/11/08
Question 380 has been Answered
What is the relationship between the sign of the correlation coefficient and the sign of the slope of the regression line?. . .

Correlation, Regression Line

# 185 :: 5/7/08
Question 185 has been Answered
Hi I am performing a regression analysis with 3 x variables. My question is, if I have high p values (i.e. above 0.05) for each of the x coefficie. . .

Regression Analysis, collinearity, Correlation