The grade-point averages of 20 college seniors selected at random from a graduating class are as follows:
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The grade-point averages of 20 college seniors selected at random from a graduating class are as follows: Calculate the standarddeviation.
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2.8 3.3 3.2 2.9 1.9 3.8 3.0 2.5 2.5 3.7 2.8 2.3 2.5 2.1 2.7 2.4 18 3.2 2.0 19
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Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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