Asked by stephanie

On a entrance exam, the mean was 50 and standard deviation was 5. If Ricky's z-score was -1.5, what was his exam score?

I don't have a clue how to start to answer this question...

8 years ago

Answered by stephanie

Would I set it up like this?
-1.5 = x-50/5???

8 years ago

Answered by Damon

http://davidmlane.com/hyperstat/z_table.html

8 years ago

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Asked by stephanie

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