In simple linear regression,the coefficient of correlation r and the least squares estimate b₁ of the population slope $\beta$₁: A) must be equal. B) must have the same sign. C) are not related. D) None of these choices.

Question

Quizplus · Accepted Answer

The coefficient of correlation r and the least squares estimate b1 of the population slope must have the same sign because both indicate the direction of the relationship between the independent and dependent variables.

In Simple Linear Regression,the Coefficient of Correlation R and the Least