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A comment on US Federal Employee Salaries (2012).

Re:US Federal Employee Salaries (2012) by everettForth on Wednesday October 16, 2013 @01:59PM (#6561111)
"Average 78,673.52 Stand. Deviation 39,191.8525 Max 398,322.00 Min 0.00 Variance 1,536,001,304.3535"

I don't think variance is being calculated correctly

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Re:US Federal Employee Salaries (2012) by 11001 on Wednesday October 16, 2013 @02:26PM (#6561262)
It is actually correct. Variance is measured in "squared dollars", so it's not very meaningful in terms of interpretation.
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Re:US Federal Employee Salaries (2012) by tgeo on Wednesday October 16, 2013 @02:24PM (#6561257)
It is actually correct. Variance is standard deviation squared.
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