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Probability

Counting outcomes

Count outcomes systematically when listing them all would be impractical.

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Where this chapter sits in the course

Lessons

Chapter 3 of 11 · 6 short lessons · 24 min
  1. 1The multiplication principle3 min
  2. 2The addition principle3 min
  3. 3Permutations without repetition4 min
  4. 4Combinations4 min
  5. 5Counting for probability4 min
  6. 6Challenge: Counting outcomes6 min

What you'll learn

  • Count outcomes using addition and multiplication principles
  • Distinguish ordered arrangements from unordered selections
  • Calculate probabilities using counts

Your plan from this chapter

It follows the course from here, at your pace, with reviews before you forget.

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