EDF

Purpose

This procedure calculates the empirical distribution function (edf)
of a set of data, evaluated at each input data point. The edf is
the empirical equivalent of the cumulative distribution function.

Calling Sequence

edf, data, x, y, [/plot, _extra = extra]

Inputs

data: A vector of data values

Keyword Parameters

PLOT: Set to plot the results.
_extra: Any extra kewyord passed to edf is forwarded to PLOT

Optional Outputs

x: On output, the variable holds the values of data, in numerical order
y: On output, the variable holds a vector. y[i] = Fraction(data < x)

Modification History

June 2009: Written by Chris Beaumont

EDF