Use the following information for questions:
Based on a representative sample of college men, a regression line relating y = ideal weight tox = actual weight, for men, is given by
Ideal weight = 53 + 0.7 *actual weight
-For a man with actual weight = 200 pounds, his ideal weight is predicted to be
A) 153 pounds.
B) 193 pounds.
C) 200 pounds.
D) 253 pounds.

Question

Use the following information for questions:
 Based on a representative sample of college men, a regression line relating y = ideal weight tox = actual weight, for men, is given by
Ideal weight = 53 + 0.7 *actual weight
-For a man with actual weight = 200 pounds, his ideal weight is predicted to be
A) 153 pounds.
B) 193 pounds.
C) 200 pounds.
D) 253 pounds.

Quizplus · Accepted Answer

To find the ideal weight for a man with an actual weight of 200 pounds, substitute 200 for the actual weight in the regression equation: Ideal weight = 53 + 0.7(200) = 53 + 140 = 193 pounds.

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