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<stats_dens_pmf_poissonstats_dens_uniform>
^Statistic FunctionsLast updated: Mon, 26 Oct 2026

stats_dens_t

(PECL stats >= 1.0.0)

stats_dens_t — Probability density function of the t-distribution

Description

function stats_dens_t(float $x, float $dfr): float

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

Parameters

x

The value at which the probability density is calculated

dfr

The degree of freedom of the distribution

Return Values

The probability density at x or false for failure.


<stats_dens_pmf_poissonstats_dens_uniform>
^Statistic FunctionsLast updated: Mon, 26 Oct 2026