SOLUTION: joey put 4 red marbles, 5 green marbles, and 2 yellow marbles in a bag. He took one marble out at random and then replaced it. How many times out of 100 draws could he expect to dr
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-> SOLUTION: joey put 4 red marbles, 5 green marbles, and 2 yellow marbles in a bag. He took one marble out at random and then replaced it. How many times out of 100 draws could he expect to dr
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Question 429724: joey put 4 red marbles, 5 green marbles, and 2 yellow marbles in a bag. He took one marble out at random and then replaced it. How many times out of 100 draws could he expect to draw out a red marble? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! joey put 4 red marbles, 5 green marbles, and 2 yellow marbles in a bag. He took one marble out at random and then replaced it. How many times out of 100 draws could he expect to draw out a red marble?
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Binomial Problem with n = 100 and p = 4/11
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E(x) = np = 100(4/11) is approximately 36.36..
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Cheers,
Stan H.
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