The Following Results Were Obtained from a Simple Regression Analysis $$\hat { y }$$

Multiple Choice

The following results were obtained from a simple regression analysis: $$\hat { y }$$ = 37.2895 - 1.2024x, r2 = 0.6744, $$s _ { b _ { 1 } }$$ = 0.2934
-For each unit change in x,the estimated change in the mean of y is equal to:

A) 36.0871
B) 0.6774
C) 37.2895
D) 0.2934
E) -1.2024