SOLUTION: Of the mathematics graduates of a university, 25% received a starting salary of $30,000 or more. If 4 of the graduates are selected at random, find the probability that all had a

Question 860890: Of the mathematics graduates of a university, 25% received a starting salary of $30,000 or more. If 4 of the graduates are selected at random, find the probability that all had a starting salary of $30,000 or more. Treat the events independently. Round to six decimal places.

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Of the mathematics graduates of a university, 25% received a starting salary of $30,000 or more. If 4 of the graduates are selected at random, find the probability that all had a starting salary of $30,000 or more. Treat the events independently. Round to six decimal places.
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Ans: 0.25^4 = 0.0039
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Cheers,
Stan H.
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