Mathematics, 29.07.2019 13:30 andrespacheco5888

Question 10 an urn contains two white marbles and one black marble. a marble is drawn from the urn without replacement and put aside without my seeing it. then a second marble is drawn, and it is white. what is the probability that the unknown removed marble is white, and what is the probability that it is black?

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Question 10 an urn contains two white marbles and one black marble. a marble is drawn from the urn w...

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