ChiSquared

Models the distribution of the sum of squares of n (with default value 1.0) independent standard normal variables.

The probability density function is given by,

$$f(x | n) = \frac{x^{\frac{n}{2} - 1} e^{-\frac{x}{2}}}{\[Gamma](../gamma/index.md)(\tfrac{n}{2})2^{\tfrac{n}{2}}}.$$

Constructors

ChiSquared(const ChiSquared distribution) -> ChiSquared

Copy constructor for ChiSquared distribution.

Parameters

• distribution: ChiSquared distribution to be copied

Symbols

Name	Description
=	Copy assignment operator for ChiSquared distribution.

Members

Name	Description
max	Returns the maximum possible value from the distribution
min	Returns the minimum possible value from the distribution
n	Degrees of freedom parameter.
sample	Sample from distribution.