A History Professor Finds That When He Schedules an Office

Multiple Choice

A history professor finds that when he schedules an office hour at the 10:30 a.m. time slot, an average of threestudents arrive. Use the Poisson distribution to find the probability that in a randomly selected office hour inthe 10:30 a.m. time slot exactly seven students will arrive.

A) 0.0216
B) 0.0004
C) 0.0034
D) 0.0001