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scipy.stats.relfreq

scipy.stats.relfreq(a, numbins=10, defaultreallimits=None, weights=None)

Returns a relative frequency histogram, using the histogram function. Defaultreallimits can be None (use all data), or a 2-sequence containing lower and upper limits on values to include.

Returns: array of cumfreq bin values, lowerreallimit, binsize, extrapoints