A roulette wheel has 38 slots, of which 18 are red, 18 black, and 2 green. A

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A roulette wheel has 38 slots, of which 18 are red, 18 black, and 2 green. A gambler will play three times, each time betting $5 on red. The gambler gets $10 if red occurs and loses the bet otherwise. Let X denote the net gain of the gambler in 3 plays (for instance, if he loses all three times, then X = -15).
(a) Obtain the probability distribution of X.
(b) Calculate the expected value of X.
(c) Will the expected net gain be different if the gambler alternates his bets between red and black? Why or why not? Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Statistics Principles And Methods

ISBN: 9780470904114

7th Edition

Authors: Richard A. Johnson, Gouri K. Bhattacharyya

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