Define a dummy variable. How will you use the dummy variable in regression analysis? Describe an example.
Added by James I.
Close
Your feedback will help us improve your experience
Madhur L and 75 other Intro Stats / AP Statistics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Explain the purpose and use of dummy variables in linear regression. How do we interpret the coefficients of these variables? Discuss a scenario where the use of dummy variables would be necessary.
Lucas F.
A dummy variable is used as an independent variable in a regression model when 1) the variable involved is numerical. 2) the variable involved is categorical. 3) a curvilinear relationship is suspected. 4) when 2 independent variables 5) unable to answer with information provided
Prashant B.
In regression analysis, a dummy variable is: a. A numerical independent variable with many possible values. b. A categorical dependent variable that takes two possible values: 0 or 1. c. A categorical independent variable with two possible values: 0 or 1. d. A categorical independent variable with two possible values: "Dummy" or "Genius".
Adi S.
Recommended Textbooks
Elementary Statistics a Step by Step Approach
The Practice of Statistics for AP
Introductory Statistics
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD
