Probablity

Probability theory and statistics

Probablity

Postby Guest » Tue Oct 09, 2018 12:25 pm

Urn A contains 3 white balls and 4 black balls, whereas urn B contain 4 white
balls and 6 black balls. A ball is drawn at random from urn B and placed in urn A. A
ball is then drawn from urn A. It happens to be black. What is the probability that the
ball transferred was black?
Guest
 

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