stats_skew
(PECL stats >= 1.0.0)
stats_skew — Computes the skewness of the data in the array
说明
stats_skew (
array
$a
) :
float
Returns the skewness of the values in a
.
参数
-
a
-
The input array
返回值
Returns the skewness of the values in a
, or FALSE
if a
is empty or is not an array.