Suppose that lesions are present at 5 sites among 50 in a patient. A biopsy selects 8

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Suppose that lesions are present at 5 sites among 50 in a patient. A biopsy selects 8 sites randomly (without replacement).

(a) What is the probability that lesions are present in at least one selected site?

(b) What is the probability that lesions are present in two or more selected sites?

(c) Instead of eight sites, what is the minimum number of sites that need to be selected to meet the following objective? The probability that at least one site has lesions present is greater than or equal to 0.9.

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Applied Statistics And Probability For Engineers

ISBN: 9781118539712

6th Edition

Authors: Douglas C. Montgomery, George C. Runger

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Question Posted: Jun 13, 2018 07:06 AM

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Suppose that lesions are present at 5 sites among 50 in a patient. A biopsy selects 8

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Let X the number of sites with lesions in the sample Here X has hyperg...View the full answer

Applied Statistics And Probability For Engineers

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