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) Poisson distribution
B) hypergeometric distribution
C) binomial distribution
D) none of the above

Question

Quizplus · Accepted Answer

The Poisson distribution is used for the probability of a certain number of events occurring in a fixed interval of time or space. In this case, the professor is interested in the probability of receiving a certain number of emails in a day, which fits the Poisson distribution. The other distributions mentioned are not appropriate for this scenario.

A Professor Receives, on Average, 24