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January 31, 2015

January 31, 2015

Posted by **Orla** on Saturday, April 13, 2013 at 12:40pm.

I have the answer, but I don't understand how to get it...please help!

- Maths *have answer, want method* Urgent! -
**Orla**, Saturday, April 13, 2013 at 12:41pm82.64%

- Maths *have answer, want method* Urgent! -
**PsyDAG**, Saturday, April 13, 2013 at 12:53pmDon't know about theorem, but here is method.

Z = (score-mean)/SD

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

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