IQ and school GPA. The least-squares line for predicting school GPA from IQ score, based on the
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IQ and school GPA. The least-squares line for predicting school GPA from IQ score, based on the 78 students plotted in Figure 14.10
(page 302), is GPA = −3.56 + (0.101 × IQ)
Explain in words the meaning of the slope b = 0.101. Then predict the GPA of a student whose IQ score is 115.
328 CHAPTER 15 Describing Relationships: Regression, Prediction, and Causation
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Related Book For
Statistics Concepts And Controversies
ISBN: 9781429277761
7th Edition
Authors: David S Moore, William I Notz
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