# Segment 1. Let's Talk about Probability

## Contents

#### Watch this segment

Links to the slides: PDF file or PowerPoint file

#### Bill's comments on this segment

Well, I do sound nervous! This was one of my first webcasts. The production values get a little better with later segments. However, the material here is important, so be sure you understand it before going on.

Here is a link to the paper by R.T. Cox, discussed on slide 2. It's surprisingly readable for something so fundamental.

### Problems

#### To Calculate

1. Prove that .

2. What is the probability that the sum of two dice is odd with neither being a 4?