Answer
(b) 7.5
Work Step by Step
110 IQ score corresponds to School GPA of 7.5 on the graph
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 5 - Regression - Check Your Skills - Page 153: 5.20
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