tools.tools.ECDF()

statsmodels.tools.tools.ECDF

class statsmodels.tools.tools.ECDF(x, side='right')

Return the Empirical CDF of an array as a step function.

Parameters:	x : array-like Observations side : {?left?, ?right?}, optional Default is ?right?. Defines the shape of the intervals constituting the steps. ?right? correspond to [a, b) intervals and ?left? to (a, b].
Returns:	Empirical CDF as a step function. :

Examples

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>>> import numpy as np >>> from statsmodels.distributions.empirical_distribution import ECDF >>> >>> ecdf = ECDF([3, 3, 1, 4]) >>> >>> ecdf([3, 55, 0.5, 1.5]) array([ 0.75,  1.  ,  0.  ,  0.25])

Methods