The Probability Density Function (PDF) Introduction So far, you learned about discrete random variables and how to calculate or visualize their distribution functions. In this lesson, you'll learn ...

The Probability Density Function (PDF) Introduction So far, you learned about discrete random variables and how to calculate or visualize their distribution functions. In this lesson, you'll learn ...

A probability density function (PDF) describes the likelihood of different outcomes for a continuous random variable.

Example of the Hazard Rate The probability density calculates the probability of failure at any given time. For instance, a person is certain to die eventually.