Unit 4 · Probability

Chapter 4.1

Fix the Sample Space First

Most probability mistakes come from counting all the outcomes wrong, not the favorable ones.

lesson 19 of 42

By the end

  1. 01Choose a sample space of equally likely outcomes before counting
  2. 02Use symmetry to find a probability without computing it

In unit 4

  1. 4.1Fix the Sample Space First
  2. 4.2Probability One Step at a Time
  3. 4.3Geometric Probability and Expected Value
  4. 4.4Which Idea Opens It? Counting and Probability
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