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March 29, 2015

Posted by **RGCLARK** on Friday, February 24, 2012 at 6:22pm.

- statistics -
**MathGuru**, Friday, February 24, 2012 at 6:34pmUse z-score formula.

z = (x - mean)/sd

x = 84

mean = 79

sd = 4

Plug the values into the formula and calculate for your z-score.

- statistics -
**kim**, Thursday, June 21, 2012 at 9:32pm1.25

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