The University Police Department Keeps Track of the Number of Tickets

Multiple Choice

The university police department keeps track of the number of tickets it write in a year. Last year the campuspolice wrote 1460 tickets. Ticket writing on campus follows a Poisson process. What is the standard deviationof the number of tickets written per day by the campus police?

A) 2
B) 1.4
C) 2.47
D) 1.73