A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x). The sample correlation coefficient equals
A) .8045.
B) -.8045.
C) .3528.
D) -.3528.

Question

A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x).  ​ The sample correlation coefficient equals
A) .8045. 
B) -.8045. 
C) .3528. 
D) -.3528.

Quizplus · Accepted Answer

The sample correlation coefficient is r = 0.8045, as indicated by the correlation coefficient (r) value in the output. It is positive, indicating a strong positive linear relationship between x and y.

A Regression and Correlation Analysis Resulted in the Following Information