In a least-squares regression line, b is defined as the ratio of CPXY to.
A)SSY
B)SSX
C)SSX + SSY
D)(SSX)(SSY)

Name: In a least-squares regression line, b is defined as the ratio of CPXY to. A)SSY B)SSX C)SSX + SSY D)(SSX)(SSY)
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Question

Quizplus · Accepted Answer

In a least-squares regression line, b is defined as the ratio of the covariance between X and Y (CPXY) to the sum of the squared deviations of X (SSX). Therefore, the best choice is B — SSX.

In a Least-Squares Regression Line, B Is Defined as the Ratio