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September 16, 2014

Homework Help: Probability and statistics

Posted by Arun on Friday, March 2, 2012 at 3:25am.

7. A Continuously running washing machine receives jolts in a Poisson process at an average rate of 5 jolts per hour. The probability that it receives no jolts in given 20 minute run

Choose one answer
a. e−5
b. e−5/3
c. e−100
d. e−100/3

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