Police Math Test Police Math Probability and Statistics

Question 1

A police department records 45 burglaries in January and 60 in February. What is the percent increase?

Accepted Answer

33.3%

Answer

Percent increase = (60 − 45) / 45 × 100 = 33.3%.

Question 2

In a resident survey, 240 out of 800 people reported feeling unsafe. What percentage felt unsafe?

Accepted Answer

30%

Answer

240 ÷ 800 × 100 = 30%.

Question 3

A city has 5 precincts with crime counts of 22, 18, 30, 25, and 15. What is the median crime count?

Accepted Answer

22

Answer

Ordered: 15, 18, 22, 25, 30 — the middle value is 22.

Question 4

If 3 out of 15 traffic stops result in a citation, what is the probability the next stop results in a citation?

Accepted Answer

1/5

Answer

3/15 simplifies to 1/5, so the probability is 1/5 (20%).

Question 5

A dispatcher handles 360 calls over 5 days. What is the average number of calls per day?

Accepted Answer

72

Answer

360 ÷ 5 = 72 calls per day.

Police Math Test Practice Test