(PECL stats >= 1.0.0) Calculates any one parameter of the gamma distribution given values for the others

(PECL stats >= 1.0.0) Generates a single random deviate from a noncentral T distribution

(PECL stats >= 1.0.0) Generates a random deviate

(PECL stats >= 1.0.0) Generates a single random deviate from an exponential distribution with mean "av"

(PECL stats >= 1.0.0) Not documented float

(PECL stats >= 1.0.0) Not documented float

(PECL stats >= 1.0.0) Computes the skewness of the data in the array

(PECL stats >= 1.0.0) float stats_dens_f ( float $x, float $dfr1, float $dfr2 )