Response variable

Definition

A response variable is the outcome or dependent variable that researchers measure in an experiment. It is expected to change as a result of variations in the explanatory or independent variables.

5 Must Know Facts For Your Next Test

1. The response variable is also known as the dependent variable.
2. In an experimental design, it is essential to clearly define and measure the response variable.
3. The response variable provides the data needed to assess the effect of different treatments or conditions.
4. Changes in the response variable are analyzed to determine if there are significant effects caused by manipulations of explanatory variables.
5. Proper ethical considerations must be taken when measuring the response variable, especially if it involves human subjects.

Review Questions

• What is another term for a response variable?
• Why is it important to clearly define and measure the response variable in an experiment?
• How does the response variable relate to explanatory variables in an experimental design?

Related terms

Explanatory Variable:

An explanatory variable, also known as an independent variable, is manipulated by researchers to observe its effect on the response variable.

Experimental Design:

Experimental design refers to the process of planning a study to meet specified objectives, primarily involving manipulation of one or more variables and control over extraneous factors.

Ethics:

Ethics in research refers to the principles and guidelines that help ensure integrity, quality, and transparency while protecting participants' rights and wellbeing.