NPOST Logical Reasoning and Judgment 2

Question 1

All officers in the precinct must complete firearms training. Officer Lee has not completed firearms training. What can be logically concluded?

Accepted Answer

Officer Lee is not in the precinct

Answer

If all precinct officers must complete the training and Lee has not, then Lee cannot be a precinct officer.

Question 2

A suspect description says the person was 'tall, wearing a red jacket, and fled north.' You see three people: one short in red, one tall in blue, one tall in red walking south. Who best matches?

Accepted Answer

None match perfectly

Answer

No individual matches all three criteria, so none is a perfect match.

Question 3

If it is true that 'whenever the alarm sounds, a unit is dispatched,' and no unit was dispatched, what follows?

Accepted Answer

The alarm did not sound

Answer

By the contrapositive, if no unit was dispatched then the alarm did not sound.

Question 4

Three witnesses give times: 2:00, 2:15, and 2:30. The event lasted 10 minutes and ended before 2:20. Which start time is impossible?

Accepted Answer

2:30

Answer

A 10-minute event ending before 2:20 cannot begin at 2:30.

Question 5

A logical argument is valid when:

Accepted Answer

The conclusion follows necessarily from the premises

Answer

Validity means the conclusion must be true if the premises are true.

NPOST Police Test Practice Test

NPOST Police Test Practice Test

NPOST Logical Reasoning and Judgment 2