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April 18, 2014

April 18, 2014

Posted by **Tanya** on Tuesday, April 24, 2012 at 8:26pm.

- statistics -
**PsyDAG**, Wednesday, April 25, 2012 at 11:07amFor the individual aircraft,

Z = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score. Multiply by 100.

For the mean,

Z = (score-mean)/SEm

SEm = SD/√n

Use the same table.

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