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April 1, 2015

April 1, 2015

Posted by **Sam** on Wednesday, April 1, 2009 at 11:20pm.

- Stats help -
**PsyDAG**, Thursday, April 2, 2009 at 11:24amUse the same method as given in later post, but since you only have SD for sample, use that in the divisor.

Z = difference between means/√SE^2

I hope this helps. Thanks for asking.

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