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March 30, 2015

March 30, 2015

Posted by **looking for someone to varify my work please** on Thursday, April 1, 2010 at 10:35pm.

a. 90% = 1.645

b. 85% = 1.8025

- statistics -
**MathGuru**, Friday, April 2, 2010 at 12:00am90% is correct!

85% is incorrect. Try again.

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