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stats_cdf_binomial

(PECL stats >= 1.0.0)

stats_cdf_binomialCalculates any one parameter of the binomial distribution given values for the others

Descrição

stats_cdf_binomial(
    float $par1,
    float $par2,
    float $par3,
    int $which
): float

Returns the cumulative distribution function, its inverse, or one of its parameters, of the binomial distribution. The kind of the return value and parameters (par1, par2, and par3) are determined by which.

The following table lists the return value and parameters by which. CDF, x, n, and p denotes cumulative distribution function, the number of successes, the number of trials, and the success rate for each trial, respectively.

Return value and parameters
which Return value par1 par2 par3
1 CDF x n p
2 x CDF n p
3 n x CDF p
4 p x CDF n

Parâmetros

par1

The first parameter

par2

The second parameter

par3

The third parameter

which

The flag to determine what to be calculated

Valor Retornado

Returns CDF, x, n, or p, determined by which.

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