Addition and multiplication rules
Channel: Douglas Weathers
Date: 2020-06-20

Events may be regarded as sets, which gives us an arithmetic handle on certain counting problems. 

Mistakes / corrected in subtitles:
2:16 "That doesn't mean there's five ways..." should be "seven" ways because there are actually five ways you can win!

Meant to be watched before or after reading Chapter 9 of the open source textbook Elementary Discrete Mathematics (https://dweathers.github.io/174/book.html).