stats_stat_correlation
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    PHP Manual»Statistic 函数»stats_stat_correlation

    stats_stat_correlation

    (PECL stats >= 1.0.0)

    stats_stat_correlation — Returns the Pearson correlation coefficient of two data sets

    说明

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

    Returns the Pearson correlation coefficient between arr1 and arr2.

    参数

    arr1
    The first array
    arr2
    The second array

    返回值

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

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