Author Question: The Poisson random variable is a: a. discrete random variable with infinitely many possible values. ... (Read 116 times)

shenderson6 · **on:** Jun 24, 2018

The Poisson random variable is a:
a. discrete random variable with infinitely many possible values.
b. discrete random variable with finite number of possible values.
c. continuous random variable with infinitely many possible values.
d. continuous random variable with finite number of possible values.

Question 2

The Sutton police department must write, on average, 6 tickets a day to keep department revenues at budgeted levels. Suppose the number of tickets written per day follows a Poisson distribution with a mean of 6.5 tickets per day. Interpret the value of the mean.
a. The mean has no interpretation.
b. The expected number of tickets written would be 6.5 per day.
c. Half of the days have less than 6.5 tickets written and half of the days have more than 6.5 tickets written.
d. The number of tickets that is written most often is 6.5 tickets per day.