Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 254

binomcdf(
computes a cumulative probability at
binomcdf(
specified and probability of success (
numtrials
real numbers. 0 1 must be true.
p
cumulative probabilities is returned.
binomcdf(numtrials,p[,x])
poissonpdf(
computes a probability at
poissonpdf(
mean m, which must be a real number > 0.
density function ( ) is:
pdf
μ
– x
f x ( ) μ ⁄
= e x! x , =
poissonpdf( m ,x)
poissoncdf(
computes a cumulative probability at
poissoncdf(
specified mean m, which must be a real number > 0.
numbers.
poissoncdf( ,x)
m
must be an integer > 0. If you do not specify
numtrials
for the discrete Poisson distribution with the specified
x
x
0,1,2,...
Chapter 13: Inferential Statistics and Distributions
for the discrete binomial distribution with the
x
) on each trial. can be a real number or a list of
p x
can be an integer or a list of integers. The probability
for the discrete Poisson distribution with the
x
can be a real number or a list of real
x
, a list of
x
247