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October 30, 2014

Homework Help: college math

Posted by Anonymous on Monday, November 7, 2011 at 1:41pm.

20. Calculate the range, variance, and standard deviation of the following data set:
5, 5, 6, 6, 6, 8, 8, 8, 8, 10, 10, 11, 12, 12, 20

(Points: 5)
Range = 15; Variance = 225; Standard Deviation = 7.5
Range = 3.85; Variance = 14; Standard Deviation = 3.74
Range = 20; Variance = 15; Standard Deviation = 4
Range = 15; Variance = 14.82; Standard Deviation = 3.85

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