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January 28, 2015

January 28, 2015

Posted by **Sher** on Wednesday, October 26, 2011 at 11:58pm.

- Statistics -
**PsyDAG**, Thursday, October 27, 2011 at 10:41amMean =∑x/n

50 = ∑x/20

∑x = 100

10 = ∑x/5

∑x = 50

Mean = 150/25 = ?

- Statistics -
**Anonymous**, Monday, September 3, 2012 at 6:23pmcf23

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