Distributions Calculator

The Binomial distribution is one of the most commonly used distributions in statistics. To find probabilities related to the Binomial distribution, simply…

This calculator automatically finds the mean, standard deviation, and variance for any probability distribution. Simply fill in the cells below for up…

The uniform distribution is a probability distribution in which every value between an interval from a to b is equally likely to…

A multinomial coefficient describes the number of possible partitions of n objects into k groups of size n1, n2, …, nk. The…

This calculator finds probabilities associated with the geometric distribution based on user provided input. p (probability of success on a given trial)…

This calculator finds probabilities associated with the hypergeometric distribution based on user provided input. Population size # Successes in population Sample size…

The multinomial distribution describes the probability of obtaining a specific number of counts for k different outcomes, when each outcome has a…

This calculator uses the negative binomial distribution to find the probability of experiencing k failures before experiencing r successes when the probability…

A z-score tells you how many standard deviations away an individual data value falls from the mean. It is calculated as: z-score…

The Poisson distribution is one of the most commonly used distributions in statistics. This calculator finds Poisson probabilities associated with a provided…