Common Discrete Distributions

Learn common discrete distributions.

26 min read
Intermediate

Introduction

Learning Objectives:

  • Master Bernoulli, Binomial, Geometric, Poisson distributions
  • Know when to apply each distribution
  • Compute probabilities with scipy.stats

Binomial Distribution

XsimextBinomial(n,p)X sim ext{Binomial}(n, p): number of successes in nn independent Bernoulli(p)(p) trials.

P(X = k) = inom{n}{k} p^k (1-p)^{n-k}

Mean: npnp, Variance: np(1βˆ’p)np(1-p)

Key Concepts

This lesson covers fundamental concepts in probability theory.

Key Takeaways

Master these concepts for advanced probability applications.