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Numerical expression for the chance of winning

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Reference no: EM131796413

At roulette, the chance of winning a bet on a single number is 1/38.

a) Write down a numerical expression for the chance of winning between 20 and 35 bets (inclusive) out of 1000 bets on a single number. Do not evaluate this expression.

b) Should the normal curve be used to approximate the chance in a)? (Give a reason.) If yes, find the normal approximation. If no, use some better method of approximation.

Reference no: EM131796413

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