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Please answer a-b A clinical study shows the results of several people who have been analyzed to...

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Statistics

Please answer a-b

A clinical study shows the results of several people who havebeen analyzed to see if they have the gene that increases the riskof getting cancer. The study reveals that the probability that aperson has the cancerous gene is 0.1. Experts estimate that whenthey find that five people who have the cancer gene is that amedicine called ABX should be applied.

a) What is the probability that 7 or more people have to beanalyzed to determine that the ABX medicine should beapplied?

b) On average how many people should be tested before applyingthe ABX medication

Answer & Explanation Solved by verified expert
4.2 Ratings (696 Votes)
Let X be the number of people analysed before application of ABXmedicineThis is a Negative Binomial Distributionproblemp 01probability that a person has    See Answer
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