A state lottery offers a prize of $400 million. A single ticket s probability of winning

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A state lottery offers a prize of $400 million. A single ticket ’ s probability of winning is 1/400,000,000. Assume that the state wants to make $100 million for holding the lottery and that tickets cost $1 a piece.

(a) What ’ s the expected value of a lottery ticket?

(b) Just to help get a feeling for the odds here, about how long (seconds in years) is 1 second in 500 million seconds?

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