Probability distribution, expectation, and variance
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There are nine tennis balls in a box, of which only 5 have not previously been used. Four of the balls are chosen randomly from the box....Find the probability distribution, Evaluate the expectation, Evaluate the variance
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Solution Summary
This provides an example of finding probability distribution, expectation, and variance for a given situation.
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Answer
Let be the number of new balls in the selected group. Here ...
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