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October 21, 2014

October 21, 2014

Posted by **concy** on Saturday, January 21, 2012 at 11:59pm.

- statistics -
**PsyDAG**, Sunday, January 22, 2012 at 11:13am95% = mean ± 1.96 SEm

SEm = SD/√n

Variance = SD^2

99% = mean ± 2.575 SEm

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