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 ...
We'll use a
A secondary school revision resource for GCSE
Sep 14, 2009
www.castlefordacademy.com/useful/Grade A A B/11_tree-diagrams.pdf
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
So if you already know that events are independent, it is usually easier to