stats_rand_gen_normal
(PECL stats:1.0.0-1.0.2)
stats_rand_gen_normal — Generates a single random deviate from a normal distribution with mean, av, and standard deviation, sd (sd >= 0). Method : Renames SNORM from TOMS as slightly modified by BWB to use RANF instead of SUNIF.
说明
float stats_rand_gen_normal
( float $av
, float $sd
)
Warning
本函数暂无文档，仅有参数列表。
参数
- av
-
- sd
-
返回值