class Hypergeometric
Attributes
n[RW]
p[RW]
s[RW]
Public Class Methods
new()
click to toggle source
# File lib/probaberry/discrete.rb, line 86 def initialize @n = n @s = s @p = p end
Public Instance Methods
==(x)
click to toggle source
# File lib/probaberry/discrete.rb, line 91 def == x (ncr(n * p, x) * ncr(n * (1 - p), (s - x))).fdiv ncr(n, s) end