void ChiSquareStat(int Nu, double &AMean, double &AVariance, double &ASkewness, double &AKurtosis);
Chi-squared distribution moments (mean, variance, skewness, excess kurtosis).
| # | Name | Type | Description |
|---|---|---|---|
| 1 | Nu | int | Degrees of freedom, integer > 0. |
| 2 | AMean | double & | Returns the mean, = Nu. |
| 3 | AVariance | double & | Returns the variance, = 2*Nu. |
| 4 | ASkewness | double & | Returns the skewness, = sqrt(8/Nu). |
| 5 | AKurtosis | double & | Returns the EXCESS kurtosis, = 12/Nu. |
Remarks:
Returns the moments of the chi-squared distribution with nu degrees of freedom. If nu <= 0 all four outputs are NAN.
Declared in Dew::Math::Units::Probabilities · Dew.Math/Units.Probabilities.h · Cross-compiler