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MATH / Beth rolls a fair six-sided die. If she rolls a prime number, she wins 1 dollar,…

Problem

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problem

Beth rolls a fair six-sided die. If she rolls a prime number, she wins 1 dollar, but if she rolls a composite number, she loses 1 dollar. If she rolls 1 nothing happens. What is the expected value of the amount of money Beth will win if she rolls the die once? Express your answer as a common fraction.

level

Level 3

type

Counting & Probability

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