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Posted by **Michelle** on Tuesday, November 20, 2012 at 3:00pm.

NOTE: WRITE YOUR ANSWER USING 4 DECIMAL DIGIT. FOR EXAMPLE 0.1234 OR 3.2450. DO NOT ROUND UP OR DOWN THE LAST DECIMAL DIGIT.

- statistics -
**dick**, Wednesday, November 21, 2012 at 12:46pm42324213

- statistics -
**PsyDAG**, Wednesday, November 21, 2012 at 12:50pmZ = (score-mean)/SD

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion (.70) in larger portion and its Z score. Insert the Z score in the above equation to find the score.

- statistics -
**Anonymous**, Wednesday, November 21, 2012 at 1:18pmso the equation would be..

.7580=(x-500)/100

but i'm not getting a clear answer.

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