@stdlib/stats
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Standard library statistical functions.
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{{alias}}( α, β )
Returns the variance of a gamma distribution.
If `α <= 0` or `β <= 0`, the function returns `NaN`.
If `α` or `β` is `NaN`, the function returns `NaN`.
Parameters
----------
α: number
Shape parameter.
β: number
Rate parameter.
Returns
-------
out: number
Variance.
Examples
--------
> var v = {{alias}}( 1.0, 1.0 )
1.0
> v = {{alias}}( 4.0, 12.0 )
~0.028
> v = {{alias}}( 8.0, 2.0 )
2.0
See Also
--------