Stats: Data and Models (3rd Edition)

Published by Pearson
ISBN 10: 0321692551
ISBN 13: 978-0-32169-255-9

Chapter 4 - Displaying and Summarizing Quantitative Data - Exercises: 15

Answer

a) Mean = (565+750+850+900+1000+1050+1050+1200+1250+1400) / 10 = 1001.50 b) Median = (1000 + 1050)/2 = 1025 $Q_{1}$ = 3rd value = 850, $Q_{3}$ = 8th value = 1200 c) Range = 1400 – 565 = 835 IQR = $ Q_{3} - Q_{1}$ = 1200 – 850 = 350

Work Step by Step

as given in answer
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