Multiple Choice
Which of the following statements about simple correlation analysis are correct?
A) When all the points in a scatter diagram lie precisely on the estimated regression line, the sample coefficient of correlation will equal 0.
B) When all the points in a scatter diagram lie precisely on the estimated regression line, the sample coefficient of correlation will show the variables to be perfectly correlated.
C) When all the points in a scatter diagram are so widely scattered as to make x completely worthless as a predictor of y, the sample coefficient of correlation will equal 1.
D) All of these.
E) None of these.
Correct Answer:
Verified
Correct Answer:
Verified
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