(Answered) According to harpers index 55 of all federal inmates are

Statistics

According to Harper's Index, 55% of all federal inmates are serving time for drug dealing. A random sample of 15 federal inmates is selected.

(a) What is the probability that 9 or more are serving time for drug dealing? (Use 3 decimal places.)

(b) What is the probability that 4 or fewer are serving time for drug dealing? (Use 3 decimal places.)

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