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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
You stop in at a local Internet café.The manager tells you that there are four computers in the cafe,and that the probability for one of them being available at any one time is 0.4.Assume that this probability is the same for each computer and the probability of one computer being occupied is statistically independent of any of the other computers.
-What is the probability that all four computers are occupied?
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