SOLUTION: Suppose that 70% of students in a college have a smart phone. If you select three students at random, what is the probability that all three have a smart phone?

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Question 1191191: Suppose that 70% of students in a college have a smart phone. If you select three students at random, what is the probability that all three have a smart phone?
Answer by ikleyn(52810)   (Show Source): You can put this solution on YOUR website!
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These are 3 independent events, so we multiply three probability values


    P = 0.7*0.7*0.7 =  = 0.343.      ANSWER

Solved.



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