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F

 

Syntax: @F(M, N, X)

M, N = degrees of freedom
X = upper bound

@F returns the integral of Snedecor's F-distribution with M and N degrees of freedom from minus infinity to X. The function is given by:

displaymath16096

Examples:

@F(14, 35, 99) = 1

@F(D3, W2, Y8) = Error - @F, degrees of freedom must be >0, where D3 = .5, W2 = 0, and Y8 = .99

@F(B1, B2, B3) = 0.77459667, where B1 = 1, B2 = 2, and B3 = 3


next up previous contents index
Next: FACT Up: A Function Reference Previous: EXP

NExS User's Guide, Version 1.4.5
Grey Trout Software
11 April 1999