class Binomial

Attributes

n[RW]
p[RW]

Public Class Methods

new(n, p) click to toggle source
# File lib/probaberry/discrete.rb, line 28
def initialize n, p
  @n = n
  @p = p
end

Public Instance Methods

==(x) click to toggle source
# File lib/probaberry/discrete.rb, line 32
def == x
  n.choose(x) * p ** x * (1 - p) ** (n - x)
end