Algebra 1

by Hall, Prentice

Published by Prentice Hall

ISBN 10: 0133500403

ISBN 13: 978-0-13350-040-0

Chapter 12 - Data Analysis and Probability - 12-2 Frequency and Histograms - Lesson Check - Page 723: 1

Answer

Battery life Frequency 9-13 7 14-18 3 19-22 2

Work Step by Step

$12,9,10,14,10,11,10,18,21,10,14,22$ $9, 10, 10, 10, 10, 11, 12, 14, 14, 18, 21, 22$ The range is 9-22, so we can divide the data into 4 intervals. Battery life Frequency 9-13 7 14-18 3 19-22 2

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