Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 4 - Section 4.2 - Assess Your Understanding - Applying the Concepts - Page 217: 18c

Answer

If the person had a credit score of 723, his/her interest rate would be approximately 6.1315

Work Step by Step

Substitute $x$ = 723 into $\hat{y} = −0.0764x+61.3687$ $\hat{y} = −0.0764(723)+61.3687$ $\hat{y} = −0.0764(723)+61.3687$ $\hat{y} = 6.1315$
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