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**cassrl****Member**- Registered: 2012-10-03
- Posts: 4

Top 12% of the class will an A. Mean grade is 72 and the standard deviation is 10. What grade would you need to earn an A?

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,707

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

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