Introductory Statistics 9th Edition

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

Chapter 3 - Section 3.1 - Measures of Center for Ungrouped Data - Exercises - Page 88: 3.11

Answer

Mean = 264.083 Median = 262 No mode

Work Step by Step

Mean = $(192+176+205+238+243+259+265+281+297+314+342+357)\div12 = 264.083$ Median = $(6th + 7th)\div2 = (259+265)\div2 = 262 $ These data have no mode because each data occurs only once.
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