A professor receives, on average, 24.7 e-mails from students the day before the midterm exam.To compute the probability of receiving at least 10 e-mails on such a day, he will use what type of probability distribution?
A)binomial distribution.
B)Poisson distribution.
C)Either of the above
D)none of the above.

Question

Quizplus · Accepted Answer

The Poisson distribution is used to model the number of events (in this case, receiving e-mails) occurring within a fixed interval of time or space when these events happen with a known constant mean rate (24.7 e-mails per day) and independently of the time since the last event.

A Professor Receives, on Average, 24