Answer
Answer A
Work Step by Step
We have the formula for z-score: $z=\frac{x-\bar x}{\sigma}$
Substitute the numbers to find the z-score: $z=\frac{88-79.3}{5.5}=1.16$
Hence, the correct answer is A.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 11 Data Analysis and Statistics - Standardized Test Practice - Multiple Choice - Page 790: 5
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