Mary has 10 coins in her pocket, of which 4 are gold ones and 6 are silver
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Mary has 10 coins in her pocket, of which 4 are gold ones and 6 are silver ones.
She selects four coins at random. Find the probability that exactly two of them are gold if
(i) the selection of the coins is without replacement,
(ii) the selection of the coins is with replacement, and compare your results.
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Related Book For
Introduction To Probability Volume 2
ISBN: 9781118123331
1st Edition
Authors: Narayanaswamy Balakrishnan, Markos V. Koutras, Konstadinos G. Politis
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