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## High school statistics

### Course: High school statistics > Unit 7

Lesson 4: Expected value- Mean (expected value) of a discrete random variable
- Mean (expected value) of a discrete random variable
- Interpreting expected value
- Interpret expected value
- Expected payoff example: lottery ticket
- Expected payoff example: protection plan
- Find expected payoffs

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# Find expected payoffs

CCSS.Math: HSS.MD.B.5, HSS.MD.B.5a

## Problem

Stuck?

Stuck?