Calculator User Manual

Chapter 13: Inferential Statistics and Distributions 380
of integers. 0p1 must be true. numtrials must be an integer > 0. If you do not specify x, a
list of probabilities from 0 to
numtrials is returned. The probability density function (pdf) is:
where
n = numtrials
binompdf(numtrials,p[,x])
binomcdf(
binomcdf(binomcdf(
binomcdf(
binomcdf( computes a cumulative probability at x for the discrete binomial distribution
with the specified
numtrials and probability of success (p) on each trial. x can be a real
number or a list of real numbers. 0
p1 must be true. numtrials must be an integer > 0. If
you do not specify
x, a list of cumulative probabilities is returned.
binomcdf(numtrials,p[,x])
fx()
n
x
⎝⎠
⎛⎞
p
x
1 p–()
nx–
x, 0,1,...,n==