Author Question: The z-score uses the quartiles to identify outliers in a data set. A) True B) ... (Read 131 times)

strangeaffliction · **on:** Jun 24, 2018

The z-score uses the quartiles to identify outliers in a data set.

A) True B) False

Question 2

The university police department must write, on average, five tickets per day to keep department revenues at budgeted levels. Suppose the number of tickets written per day follows a Poisson distribution with a mean of 8.9. Find the probability that exactly four tickets are written on a randomly selected day.

A) .058433 B) .964344 C) .941567 D) .035656