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October 20, 2014

October 20, 2014

Posted by **melba** on Thursday, June 14, 2012 at 6:57pm.

- college statistics -
**PsyDAG**, Friday, June 15, 2012 at 2:15pmIs x the individual score or the mean?

If it is the score,

Z = (score-mean)/SD

If it is the mean,

Z = (score-mean)/SEm

SEm = SD/√n

The first is a distribution of scores and the second deals with the distribution of means.

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