A researcher uses a blood pressure cuff (technically called a sphygmomanometer) to measure the blood pressure of participants while they are shown sexual, violent, or relaxing videos. The blood pressure measurement in this study is an example of ______________.
A) a variable
B) a sample
C) self-reporting
D) a demand characteristic

Question

Quizplus · Accepted Answer

The blood pressure measurement is a variable, which is any factor or characteristic that can be manipulated, controlled, or measured in research.

A Researcher Uses a Blood Pressure Cuff (Technically Called a Sphygmomanometer)