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Imagine you have an urn containing 5 red, 3 blue, and 2 orange marbles in it. 1. what is the probability that the first marble you draw is blue?
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5 votes
Imagine you have an urn containing 5 red, 3 blue, and 2 orange marbles in it. 1. what is the probability that the first marble you draw is blue?

User Regolith
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1 Answer

5 votes
5 red, 3 blue, 2 orange....total of 10

P(first one is blue) = blue / total = 3/10 <=
User Jgerman
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