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3-84.

Circle graph The probability of winning $3 on the spinner at right is equal to the chance of winning $5. Calculate the expected value for one spin. Is this game fair? Homework Help ✎

Refer to the Math Notes box in Lesson 3.2.1.

Part of the calculation for the expected value is .

Is the game fair?
That means the amount you win is equal to the amount you lose, or the expected value is 0.