Given the least squares regression line = 5 - 2x:
A) the relationship between x and y is positive
B) the relationship between x and y is negative
C) as x increases, so does y
D) as x decreases, so does y
E) y is the square of x

Question

Given the least squares regression line  = 5 - 2x:
A) the relationship between x and y is positive 
B) the relationship between x and y is negative 
C) as x increases, so does y 
D) as x decreases, so does y 
E) y is the square of x

Quizplus · Accepted Answer

The negative sign in front of x indicates a negative relationship between x and y. As x increases, y decreases.

Given the Least Squares Regression Line = 5 -