Suppose that one letter is to be selected at random from the 30 letters in the sentence

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Suppose that one letter is to be selected at random from the 30 letters in the sentence given in Exercise 4. If Y denotes the number of letters in the word in which the selected letter appears, what is the value of E(Y)?

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Probability And Statistics

ISBN: 9780321500465

4th Edition

Authors: Morris H. DeGroot, Mark J. Schervish

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Question Posted: Nov 25, 2015 03:31 AM

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Suppose that one letter is to be selected at random from the 30 letters in the sentence

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There are 30 letters and they are each equally probable 2 letters appear i...View the full answer

Probability And Statistics

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