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5.15 A sample of seven compact discs at the music store stated the perform- ance times as lasting the following numbers of minutes for
5.15 A sample of seven compact discs at the music store stated the perform- ance times as lasting the following numbers of minutes for Beethoven's Ninth Symphony. 66.9, 66.2, 71.0, 68.6, 65.4, 68.4, 71.9 (a) Find the sample median. (b) Find the sample mean. (c) Find the sample standard deviation.
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Statistics Principles And Methods
Authors: Richard A. Johnson, Gouri K. Bhattacharyya
7th Edition
8126557745, 470904119, 978-0470904114
