Let's do a little refresher of statistics 101. This is like elementary school stuff, but good to go through it again and see how these different techniques are used: Mean, median, and mode. I'm sure you've heard those terms before, but it's good to see how they're used differently, so let's dive in.

This should be a review for most of you, a quick refresher, now that we're starting to actually dive into some real statistics. Let's look at some actual data and figure out how to measure these things.