Even You Can Learn Statistics: A Guide for Everyone Who Has Ever Been Afraid of Statistics, Second Edition

Chapter 5. Probability Distributions

5.1 Probability Distributions for Discrete Variables

5.2 The Binomial and Poisson Probability Distributions

5.3 Continuous Probability Distributions and the Normal Distribution

5.4 The Normal Probability Plot

Important Equations

One-Minute Summary

Test Yourself

In Chapter 4, “Probability,” you learned to use the rules of probability to calculate the chance that a particular event would occur. In many situations, you can use specific probability models to estimate the probability that particular events would occur.

5.1 Probability Distributions for Discrete Variables

A probability distribution for a random variable summarizes or models the probabilities associated with the events for ...