As part of a psychology experiment, Brett decides to measure a person's "anxiety" by noting the number of blinks a person makes in a twenty minute social interaction with a stranger. Brett appears to have offered a(n) ________ of anxiety.
A) variable
B) operational definition
C) theory
D) hypothesis

Question

As part of a psychology experiment, Brett decides to measure a person's "anxiety" by noting the number of blinks a person makes in a twenty minute social interaction with a stranger. Brett appears to have offered a(n) ________ of anxiety.
A) variable
B) operational definition 
C) theory
D) hypothesis

Quizplus · Accepted Answer

An operational definition is a precise definition of how a variable is measured in a specific experiment. In this case, Brett is using the number of blinks as a precise way of measuring anxiety, making it an operational definition.

As Part of a Psychology Experiment, Brett Decides to Measure