Posted by **Stuart** on Sunday, March 29, 2009 at 4:49pm.

The salaries (in thousands of dollars) for a sample of 13 employees of a firm are: 26.5, 23.5, 29.7, 24.8, 21.1, 24.3, 20.4, 22.7, 27.2, 23.7, 24.1, 24.8, and 28.2.

Compute the variance of the salaries.

a)2.562

b)6.125 - I Picked this

c)9.223

d)7.097

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