---
tag: 0XBRG3965F
kind: concept
name: Negative binomial distribution
aliases: [pascal-distribution]
msc: ["60E05"]
sources:
  - url: https://en.wikipedia.org/wiki/Negative_binomial_distribution
    locator: lead section
same_as:
  wikidata: Q743364
  wikipedia: Negative binomial distribution
---

## Summary

The negative binomial distribution describes the number of failures before the $r$-th success in a sequence of independent Bernoulli trials.
The node [[negative binomial distribution|0XN7KEVSSS]] gives the precise definition.