Answer:
Step-by-step explanation:
Answer: 0.2205
Step-by-step explanation:
Given : Technology Services department at Lahey Electronics revealed company employees receive an average of "2.7" non-work-related e-mails per hour.
i.e.
If the arrival of these e-mails is approximated by the Poisson distribution.
Then , the required probability is given by :-
Hence, the probability Linda Lahey, company president, received exactly 3 non-work-related e-mails between 4 P.M. and 5 P.M. yesterday =0.2205