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    stats_dens_gamma

    (PECL stats >= 1.0.0)

    stats_dens_gamma — Probability density function of the gamma distribution

    説明

    stats_dens_gamma(float $x, float $shape, float $scale): float

    Returns the probability density at x, where the random variable follows the gamma distribution of which the shape parameter is shape and the scale parameter is scale.

    パラメータ

    x

    The value at which the probability density is calculated

    shape

    The shape parameter of the distribution

    scale

    The scale parameter of the distribution

    戻り値

    The probability density at x or false for failure.

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