Posted by jake on Sunday, April 28, 2013 at 11:54am.
A standard die is rolled three times. What is the probability that a prime number
is rolled on exactly one of the three rolls?

math  PsyDAG, Sunday, April 28, 2013 at 12:07pm
Prime = 2, 3, 5
If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.
Rolling prime = 1/2
Rolling nonprime = 1/2
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