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April 25, 2014

Homework Help: statistics

Posted by ann on Tuesday, January 11, 2011 at 12:30am.

the scheduled commuting time on Long Island Rail Road from Glen Cove to New York is 65 minutes. Suppose that the actual commuting time is uniformly distributed between 64 and 74 minutes. What is the probability that the commuting time will be a) less than 70 minutes B) between 65 and 70 minutes c) greated than 65 minutes D) what are the mean and standard deviation of the commuting time

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