PHP Manual
Statistic Functions
Returns the Pearson correlation coefficient of two data sets

stats_stat_correlation

(PECL stats >= 1.0.0)

stats_stat_correlation — Returns the Pearson correlation coefficient of two data sets

Description

stats_stat_correlation(array $arr1, array $arr2): float

Returns the Pearson correlation coefficient between arr1 and arr2.

Parameters

arr1: The first array
arr2: The second array

Return Values

Returns the Pearson correlation coefficient between arr1 and arr2, or false on failure.

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