(PECL stats >= 1.0.0)
stats_cdf_f — Calculates any one parameter of the F distribution given values for the others.
$par1
, float $par2
, float $par3
, int $which
)This function is currently not documented; only its argument list is available.
par1
par2
par3
which
Input and return values of stats_cdf_t depends on the $which-parameter:
<?php
function get_t_p($t, $df){
return stats_cdf_t($t, $df, 1);
}
function get_t_t($p, $df){
return stats_cdf_t($p, $df, 2);
}
function get_t_df($p, $t){
return stats_cdf_t($p, $t, 3);
}
?>
