stats_dens_t

Probability density function of the t-distribution

説明

float stats_dens_t(float $x, float $dfr)

Returns the probability density at x, where the random variable follows the t-distribution of which the degree of freedom is dfr.

パラメータ

x

The value at which the probability density is calculated

dfr

The degree of freedom of the distribution

戻り値

The probability density at x or false for failure.