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According to Harper's Index, 50% of all federal inmates are serving time for drug dealing. A...

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Basic Math

According to Harper's Index, 50% of all federal inmatesare serving time for drug dealing. A random sample of 15 federalinmates is selected.

(a) What is the probability that 10 or more are serving time fordrug dealing? (Round your answer to three decimal places.)


(b) What is the probability that 6 or fewer are serving time fordrug dealing? (Round your answer to three decimal places.)


(c) What is the expected number of inmates serving time for drugdealing? (Round your answer to one decimal place.)

Answer & Explanation Solved by verified expert
4.4 Ratings (894 Votes)
p 05 n 15 This is a binomial distribution    See Answer
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