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KDATA_PMFMEAN(3)	    Library Functions Manual	      KDATA_PMFMEAN(3)

NAME
       kdata_pmfmean --	compute	probability mass function mean of data

LIBRARY
       library "libkplot"

SYNOPSIS
       #include	<cairo.h>
       #include	<kplot.h>

       double
       kdata_pmfmean(const struct kdata	*data);

DESCRIPTION
       The  kdata_pmfmean  function compute the	mean (i.e., expected value) of
       its data	as if it were a	probability mass function.

RETURN VALUES
       If the data source has zero entries or the sum of the y values is  0.0,
       kdata_pmfmean returns 0.0.  Otherwise, it returns the mean value.

SEE ALSO
       kdata_pmfstddev(3), kdata_pmfvar(3), kplot(3)

FreeBSD	ports 15.quarterly     January 29, 2015		      KDATA_PMFMEAN(3)

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