A Student Completing a Research Project for a Criminal Justice

question 21

Multiple Choice

A student completing a research project for a criminal justice class obtained a radar gun for determining automobile speeds and recorded the speeds of automobiles passing a fixed location
Over a period of several hours. The student was unaware that the device needed to be recharged
After two hours of use and that the speeds recorded after two hours were not reliable. What type of
Problem has occurred?

• A)nonresponse bias
• B)selection bias
• C)measurement error

---

Definitions:

Interference Theory

A theory in psychology that explains how new information can sometimes cause forgetting of old information.

Decay

The gradual reduction in the strength, quality, or quantity of something over time.

Peg Method

A mnemonic technique that involves associating items to be remembered with a list of peg words you have memorized in advance.

Method of Loci

A mnemonic strategy that involves visualizing items to be remembered in specific physical locations.