Probability and statistics
posted by Arun .
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

Probability and statistics 
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Probability and statistics 
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e−100/3
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