History of MeaN

	Revision 3 . . February 18, 2001 7:59 pm by (logged).bomis.com
	Revision 2 . . February 18, 2001 7:58 pm by (logged).bomis.com
	Revision 1 . . February 18, 2001 7:24 pm by (logged).bomis.com

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Changed: 5c5

The mean is the only value about which the sum of squared deviations is a minimum. If you calculate the sum of squared deviations from any other measure of CentralTendancy, it will be larger

The mean is the only value about which the sum of squared deviations is a minimum. If you calculate the sum of squared deviations from any other measure of CentralTendancy, it will be larger than for the mean. This explains why the StandardDeviation? and the mean are usually cited together in statistical reports.