Public Member Functions
	EST_SuffStats (double in, double isum, double isumx)

	EST_SuffStats (const EST_SuffStats &s)

void	copy (const EST_SuffStats &s)

void	reset (void)
	reset internal values

void	set (double in, double isum, double isumx)

double	samples (void)
	number of samples in set

double	sum ()
	sum of values

double	sumx ()
	sum of squared values

double	mean (void) const
	mean of currently cummulated values

double	variance (void) const
	variance of currently cummulated values

double	stddev (void) const
	standard deviation of currently cummulated values

void	cumulate (double a, double count=1.0)

EST_SuffStats &	operator+= (double a)
	Used to cummulate new values.

EST_SuffStats &	operator+ (double a)
	Used to cummulate new values.

EST_SuffStats &	operator= (const EST_SuffStats &a)

Detailed Description

A class for cummulating ``sufficient statistics'' for a set of numbers: sum, count, sum squared.

This collects the number, sum and sum squared for a set of number. Offering mean, variance and standard deviation derived from the cummulated values.

Definition at line 136 of file EST_simplestats.h.

The documentation for this class was generated from the following file:

Public Member Functions