Use the following information for questions:
The relation between y = ideal weight (lbs) and x =actual weight (lbs), based on data fromn = 119 women, resulted in the regression line $\hat{y}$ = 44 + 0.60 x
-The estimated ideal weight for a women who weighs 118 pounds is ______
A) 120.0 pounds.
B) 118.0 pounds.
C) 114.8 pounds.
D) None of the above

Question

Use the following information for questions:
 The relation between y = ideal weight (lbs) and x =actual weight (lbs), based on data fromn = 119 women, resulted in the regression line $\hat{y}$ = 44 + 0.60 x
-The estimated ideal weight for a women who weighs 118 pounds is ______
A) 120.0 pounds.
B) 118.0 pounds.
C) 114.8 pounds.
D) None of the above

Quizplus · Accepted Answer

To find the estimated ideal weight for a woman who weighs 118 pounds, substitute x = 118 into the regression equation $\hat{y} = 44 + 0.60x$. This gives $\hat{y} = 44 + 0.60(118) = 44 + 70.8 = 114.8$ pounds.

Use the Following Information for Questions: the Relation Between y^\hat{y}y^​

Use the Following Information for Questions:
the Relation Between $\hat{y}$