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# Unit: Probability distributions & expected value

#### 0

### Learn

### Practice

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

### Learn

### Practice

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

Level up on the above skills and collect up to 320 Mastery points

### Practice

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

### Learn

### Practice

- 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 320 Mastery points

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Level up on all the skills in this unit and collect up to 800 Mastery points!