stats_stat_correlation

    (PECL stats >= 1.0.0)

    stats_stat_correlation — Returns the Pearson correlation coefficient of two data sets

    说明

    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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