Answer
Change $a$
Work Step by Step
The graph of the parabola is more narrow than the data points. We need to change the value of $a$ so that the parabola is made wider to fit the data points.
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 4 - Quadratic Functions - 4.3 Finding Quadratic Models - 4.3 Exercises - Page 332: 17
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