In probability theory, a
Calculating probabilities can be hard, sometimes we add them, sometimes we
multiply them, and often it is hard to figure out what to do ...
This article explains how
Oct 27, 2013
Note: When you're trying to figure out all the possibilities from different options, it
can be helpful to make a
1. You are at a carnival. One of the carnival games asks you to pick a door and then pick a curtain behind the door. There are 3 doors and 4 curtains behind ...
When attempting to determine a sample space (the possible outcomes from an
experiment), it is often helpful to draw a