Re: Superimposing Normal on a Histogram of data

*To*: mathgroup at smc.vnet.net*Subject*: [mg91570] Re: [mg91563] Superimposing Normal on a Histogram of data*From*: Bob Hanlon <hanlonr at cox.net>*Date*: Thu, 28 Aug 2008 03:15:04 -0400 (EDT)*Reply-to*: hanlonr at cox.net

Needs["Histograms`"]; data = RandomReal[NormalDistribution[5, 2], {100}]; {mu, sigma} = {Mean[data], StandardDeviation[data]} {5.21122,1.84401} Show[{Histogram[data, HistogramScale -> 1], Plot[PDF[NormalDistribution[mu, sigma], x], {x, mu - 3 sigma, mu + 3 sigma}, PlotStyle -> Red]}, PlotRange -> All] Bob Hanlon ---- ouadad <desmier.pe at forces.gc.ca> wrote: ============= Can someone point me to an algorithm that allows me to plot a normal curve over a histogram of residuals? I just want to show how close my residual distribution approximates a normal distribution.