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Mathematics, 15.06.2021 14:00 Issaking0131
A bag contains 3 black balls and 5 white balls. Paul picks a ball at random from the
and replaces it back in the bag. He mixes the balls in the bag and then picks another
ball at random from the bag.
a) Construct a probability tree of the problem.
b) Calculate the probability that Paul picks:
i) two black balls
ii) a black ball in his second draw
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Answers: 1
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A bag contains 3 black balls and 5 white balls. Paul picks a ball at random from the
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