Police Math Data Interpretation Skills Questions and Answers

Question 1

The following bar chart shows the number of traffic accidents reported in a city over a four-month period.

[BAR CHART DATA: January - 80 accidents, February - 60 accidents, March - 90 accidents, April - 70 accidents]

What was the percentage decrease in traffic accidents from January to February?

Accepted Answer

25%

Answer

20%

Answer

33%

Answer

15%

Question 2

A police department's monthly fuel consumption is detailed in the table below.

[TABLE DATA: Vehicle Type | January | February | March]
[Patrol Cars | 4,500 gal | 4,200 gal | 4,800 gal]
[Motorcycles | 1,200 gal | 1,100 gal | 1,300 gal]
[SUVs | 2,000 gal | 2,100 gal | 1,900 gal]

What was the average monthly fuel consumption for Patrol Cars over the three-month period?

Accepted Answer

4,500 gal

Answer

4,200 gal

Answer

4,800 gal

Answer

13,500 gal

Question 3

The pie chart below represents the types of calls for service a dispatch center received during one shift. The total number of calls was 240.

[PIE CHART DATA: Traffic Stops - 40%, Domestic Disputes - 25%, Medical Assists - 15%, Thefts - 10%, Other - 10%]

How many more calls were for Traffic Stops than for Medical Assists?

Accepted Answer

60

Answer

24

Answer

36

Answer

96

Question 4

An officer is analyzing a line graph showing the number of citations issued each month for a year. The data shows a steady increase from 200 citations in January to a peak of 350 in June, followed by a steady decrease back to 250 in December.

[LINE GRAPH DATA SUMMARY: Jan - 200, increases to peak of 350 in June, decreases to 250 in Dec]

Which of the following statements is a correct interpretation of the data?

Accepted Answer

More citations were issued in June than in any other month.

Answer

The number of citations issued in the second half of the year was greater than the first half.

Answer

The sharpest monthly increase occurred between May and June.

Answer

The total number of citations decreased over the entire year.

Question 5

A table shows the number of evidence items submitted by two different units.

[TABLE DATA: Unit | Firearms | Narcotics | Digital Media]
[Detective Unit | 15 | 40 | 25]
[Patrol Unit | 5 | 60 | 10]

What proportion of the total evidence items submitted by both units combined were Narcotics?

Accepted Answer

100/155

Answer

60/75

Answer

40/80

Answer

100/80

Question 6

A department tracks officer overtime hours as shown in the bar chart below.

[BAR CHART DATA: Quarter 1 - 450 hours, Quarter 2 - 600 hours, Quarter 3 - 750 hours, Quarter 4 - 500 hours]

If the department's goal was to keep total annual overtime below 2,500 hours, by how many hours did they exceed their goal?

Accepted Answer

100 hours

Answer

200 hours

Answer

They did not exceed the goal.

Answer

300 hours

The following bar chart shows the number of traffic accidents reported in a city over a four-month period.[BAR CHART DATA: January - 80 accidents, February - 60 accidents, March - 90 accidents, April - 70 accidents]What was the percentage decrease in traffic accidents from January to February?

The following bar chart shows the number of traffic accidents reported in a city over a four-month period.
[BAR CHART DATA: January - 80 accidents, February - 60 accidents, March - 90 accidents, April - 70 accidents]
What was the percentage decrease in traffic accidents from January to February?