View Answered Questions
| No. & Date Asked | Question |
# 766 :: 6/23/09
 |
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
|
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
|
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
|
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
|
The coefficient of correlation between two variables X and Y was computed to be ƒ{0.60. This means
a. the coefficient of determination is 0.
b. a. . .
Correlation,
coefficient of determination |
# 544 :: 12/10/08
|
(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
|
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
|
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
|
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 |
