Given the least squares regression line $\hat { y } = 5 - 2 x$ :
A)the relationship between x and y is positive.
B)the relationship between x and y is negative.
C)as x decreases, so does y.
D)None of these choices.

Question

Quizplus · Accepted Answer

The slope of the regression line is -2, which indicates a negative relationship between x and y. As x increases, y decreases.

Given the Least Squares Regression Line y^=5−2x\hat { y } = 5 - 2 xy^​=5−2x

Given the Least Squares Regression Line $\hat { y } = 5 - 2 x$