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October 1, 2014

October 1, 2014

Posted by **jacque** on Tuesday, December 11, 2012 at 1:50pm.

- math -
**Reiny**, Tuesday, December 11, 2012 at 4:18pmmean --> z score of 0

my method of choice for these questions:

http://davidmlane.com/normal.html

click on "between" , enter 0 and 2.57 to get

.4949 or 49.49%

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