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OpenStudy (anonymous):
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OpenStudy (aravindg):
Do you know how to calculate standard deviation?
OpenStudy (aravindg):
A wonderful tutorial: http://www.mathsisfun.com/data/standard-deviation-formulas.html
OpenStudy (aravindg):
First please finish that question.
OpenStudy (aravindg):
How did u get it so fast?
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