stats_skew
stats_stat_binomial_coef
Statistics
PHP Manual
stats_standard_deviation
(PECL stats:1.0.0-1.0.2)
stats_standard_deviation — Returns the standard deviation
说明
float
stats_standard_deviation
(
array
$a
[,
bool
$sample
] )
Warning
本函数暂无文档,仅有参数列表。
参数
a
sample
返回值
stats_skew
stats_stat_binomial_coef
Statistics
PHP Manual