The n candidates for a job have been ranked 1, 2, 3,..., n. Let X = the

Question:

The n candidates for a job have been ranked 1, 2, 3,..., n. Let X = the rank of a randomly selected candidate, so that X has pmf

(this is called the discrete uniform distribution). Compute E(X) and V(X) using the shortcut formula.

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Probability And Statistics For Engineering And The Sciences

ISBN: 9781305251809

9th Edition

Authors: Jay L. Devore

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Question Posted: Jan 27, 2017 10:51 AM

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The n candidates for a job have been ranked 1, 2, 3,..., n. Let X = the

Question:

p(x) =11/n n otherwise

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Probability And Statistics For Engineering And The Sciences

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