Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 3 - Section 3.2 - Measures of Dispersion for Ungrouped Data - Exercises - Page 97: 3.44


The relative variation in SAT scores are larger than that in GPAs.

Work Step by Step

Coefficient of variation in SAT scores = 105/975*100% = 10.7692% Coefficient of variation in GPAs = 0.22/3.16*100% = 6.9620% The coefficient of variation in SAT scores is higher, therefore it has larger relative variation in SAT scores than in GPAs.
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