The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 5 - Regression - Chapter 5 Exercises - Page 157: 5.44c

Answer

Putting Salt = 0.7 in the equation from part a, we have: pct body fat = 24.22 + 6.015 (0.7) = 28.4305 Putting Salt = 7 in equation from part b, we have: pct body fat = 24.22 + 0.6015 (7) = 28.4305 Hence, we observe that the answer is the same for both equations.

Work Step by Step

Putting Salt = 0.7 in the equation from part a, we have: pct body fat = 24.22 + 6.015 (0.7) = 28.4305 Putting Salt = 7 in equation from part b, we have: pct body fat = 24.22 + 0.6015 (7) = 28.4305 Hence, we observe that the answer is the same for both equations.
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