Command Reference : Function Reference : Function Reference: D
  
 
@dfdist
F-distribution probability density.
Syntax: @dfdist(x, , )
x: number
: number,
: number,
Return: number
Evaluates the probability density function,
for and 0 otherwise, where is the beta function
Note that the functions allow for fractional degrees of freedom parameters and .
Examples
= @dfdist(1, 2, 2)
returns 0.25.
Cross-references
See also @cfdist, @fdist, @qfdist, and @rfdist.