You will be most confident in the accuracy of your predicted value of Y when
A) a is a large number
B) b is a large number
C) r is close to 1.00
D) $\bar { X }$ and $\bar { Y }$ are about the same.

Question

Quizplus · Accepted Answer

The confidence in the accuracy of the predicted value of Y increases as the correlation coefficient (r) approaches 1.00, indicating a strong positive linear relationship between the variables.

You Will Be Most Confident in the Accuracy of Your Xˉ\bar { X }Xˉ

You Will Be Most Confident in the Accuracy of Your $\bar { X }$