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# Unit 8: Probability and combinatorics

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## About this unit

Probability and combinatorics are the conceptual framework on which the world of statistics is built. Besides this important role, they are fascinating, fun, and often surprising!

### Learn سیکھیے

### Practice مشق

- Two-way tables, Venn diagrams, and probabilityGet 3 of 4 questions to level up!

### Learn سیکھیے

### Practice مشق

- Probability with general multiplication ruleGet 3 of 4 questions to level up!
- Interpret probabilities of compound eventsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn سیکھیے

- No videos or articles available in this lesson

### Practice مشق

- PermutationsGet 3 of 4 questions to level up!

### Practice مشق

- CombinationsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn سیکھیے

- No videos or articles available in this lesson

### Practice مشق

- Graph probability distributionsGet 3 of 4 questions to level up!
- Probability with discrete random variablesGet 3 of 4 questions to level up!

### Learn سیکھیے

- No videos or articles available in this lesson

### Practice مشق

- Develop probability distributions: Theoretical probabilitiesGet 3 of 4 questions to level up!
- Develop probability distributions: Empirical probabilitiesGet 3 of 4 questions to level up!

### Learn سیکھیے

- No videos or articles available in this lesson

### Practice مشق

- Use probabilities to make fair decisionsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

### Practice مشق

- Mean (expected value) of a discrete random variableGet 3 of 4 questions to level up!
- Interpret expected valueGet 3 of 4 questions to level up!
- Find expected payoffsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

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Level up on all the skills in this unit and collect up to 1,400 Mastery points!