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February 28, 2015

February 28, 2015

Posted by **Julio** on Wednesday, June 6, 2012 at 9:57am.

- statistics -
**PsyDAG**, Wednesday, June 6, 2012 at 11:48am90% = mean ± 1.645SEm

SEm = SD/√n

I'll let you do the calculations.

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