Let Xi be a continuous variable, and let Di be a binary variable. An example of an interaction term between two independent, continuous variables is: a. Yi = β0 + β1Xi + β2Di + β3(Xi × Di) + ui. b. Yi = β0 + β1X1i + β2X2i + ui. c. Yi = β0 + β1D1i + β2D2i + β3 (D1i × D2i) + ui. d. Yi = β0 + β1X1i + β2X2i + β3(X1i × D2i) + ui. e. All of the above. f. None of the above.
Let Xi be a continuous variable, and let Di be a binary variable. An example of an interaction term between two independent, continuous variables is: a. Yi = β0 + β1Xi + β2Di + β3(Xi × Di) + ui. b. Yi = β0 + β1X1i + β2X2i + ui. c. Yi = β0 + β1D1i + β2D2i + β3 (D1i × D2i) + ui. d. Yi = β0 + β1X1i + β2X2i + β3(X1i × D2i) + ui. e. All of the above. f. None of the above.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
Let Xi be a continuous variable, and let Di be a binary variable. An example of an interaction term between two independent, continuous variables is:
a.
Yi = β0 + β1Xi + β2Di + β3(Xi × Di) + ui.
b.
Yi = β0 + β1X1i + β2X2i + ui.
c.
Yi = β0 + β1D1i + β2D2i + β3 (D1i × D2i) + ui.
d.
Yi = β0 + β1X1i + β2X2i + β3(X1i × D2i) + ui.
e.
All of the above.
f.
None of the above.
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