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An internal study by Technology Services department at Lahey Electronics revealed company employees receive the average of two emails per hour. Suppose the arrival of these emails is approximated by Poisson distribution.

a. Find out the probability Linda Lahey, company president, received exactly one email between 4 P.M. and 5 P.M. yesterday?  

b. Find the probability she received 5 or more email throughout the same period?

c. Find out the probability she didn't receive any email throughout the period?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M917543

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