stats_absolute_deviation

(PECL stats >= 1.0.0)

stats_absolute_deviation — Returns the absolute deviation of an array of values

说明

stats_absolute_deviation ( array $a ) : float

Returns the absolute deviation of the values in a.

参数

a

The input array

返回值

Returns the absolute deviation of the values in a, or FALSE if a is empty or is not an array.

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