Math

ProbabilityQ&A LibraryIn roulette, the numbers from 1 to 36 are evenly distributed between red and black. A player who bets $1 on black wins $1 (and gets the $1 bet back) if the ball comes to rest on black; otherwise (if the ball lands on red, 0, or 00), the $1 bet is lost. One option in a roulette game is to bet$ 3on red. If the ball lands on red, you get to keep the $ 3you paid to play the game, and you are awarded$4.If the ball lands elsewhere, you are awarded nothing, and the$ 3 that you bet is collected. What is the expected value of the game?Start your trial now! First week only $4.99!*arrow_forward*

Question

In roulette, the numbers from 1 to 36 are evenly distributed between red and black. A player who bets $1 on black wins $1 (and gets the $1 bet back) if the ball comes to rest on black; otherwise (if the ball lands on red, 0, or 00), the $1 bet is lost. One option in a roulette game is to bet$ 3on red. If the ball lands on red, you get to keep the $ 3you paid to play the game, and you are awarded$4.If the ball lands elsewhere, you are awarded nothing, and the$ 3 that you bet is collected. What is the expected value of the game?

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