normalp

double normalp(double x, double m, double v);

Returns the value of the Normal random variable distribution function with mean m and variance v at the value x.

Parameters:
xCritical point.
mMean
vVariance

Returns:
P(X ≤ x | m, v)

Errors:
NUMERICS_ERROR is raised if v ≤ 0

Usage:
double p = normalp(.5, 1.5, 2.75)

Header:
#include "normdist.h"