(PECL stats >= 1.0.0) Generates random deviate from the distribution of a chisquare with "df" degrees of

(PECL stats >= 1.0.0) Not documented float

(PECL stats >= 1.0.0) Returns the standard deviation

(PECL stats >= 1.0.0) Not documented float

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

(PECL stats >= 1.0.0) Calculates any one parameter of the Non-central F distribution given values for the

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

(PECL stats >= 1.0.0) generate two seeds for the RGN random number generator

(PECL stats >= 1.0.0) Not documented float

(PECL stats >= 1.0.0) Not documented float