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Two numbers are selected at random (with...

Two numbers are selected at random (without replacement) from the first six positive integers. Let X denote the larger of the two numbers obtained. Find E(X).

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MODERN PUBLICATION-PROBABILITY-EXERCISE
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  13. An urn contains 3 white and 6 red balls. 4 balls are drawn one by one ...

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  15. Obtain binomial distribution, if : n=5, p=1/6

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