= Excel Statistic Function = Excel offers these '''statistic functions'''. <> ---- == Normal Distribution == Use either of the following functions to calculate a [[Statistics/TestStatistic|critical]] [[Analysis/NormalDistribution|Z statistic]] for e.g. a significance level of 5%. {{{ =NORM.INV(1 - 0.05/2) =NORM.S.INV(1 - 0.05/2, 0, 1) }}} ---- CategoryRicottone