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August 28, 2014

Homework Help: Statistics

Posted by Georgina Hughes on Friday, February 4, 2011 at 9:12pm.

A telephone company receives 3 calls every minute on an average.
If an operator has a watch that is not very accurate and which has a normal distribution with mean of 1 minute and standard deviation of 5 seconds, what is the probability that he measures 5 calls in a minute?

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