3. An urn contains 9 silver balls and 3 gold balls. (a) Choose 5 balls at random without replacement. What is the probability of getting 3 silver balls and 2 gold balls? [5] (b) Choose 5 balls at random with replacement. What is the probability of getting 3 silver balls and 2 gold balls? [5] (c) Choose 5 balls at random. After each draw, replace the drawn ball to the urn and add another ball of the same type to the urn. What is the probability of getting 3 silver balls and 2 gold balls? [5]

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Q: A senate committee consists of 5 Republicans, 6 Democrats, and 2 Independents. A subcommittee of 3…

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