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January 30, 2015

January 30, 2015

Posted by **Rhea** on Friday, December 10, 2010 at 2:41pm.

- Statistics -
**MathGuru**, Friday, December 10, 2010 at 9:17pmYou might look into the differences between parametric tests and nonparametric tests. Parametric tests assume that variances within groups are the same. Nonparametric tests do not require those same variance assumptions.

- Statistics -
**Anonymous**, Wednesday, April 18, 2012 at 6:26pmprobability sampling

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