The number of dummy variables representing a qualitative variable should be one less than the number of categories of the variable.
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Q14: Consider the regression model y = β0
Q15: A dummy variable is also called an
Q16: Including as many dummy variables as there
Q17: For the linear probability model y =
Q18: Gender is an example of _ variable.
Q20: Variables employed in a regression model can
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Q22: Consider the regression equation Q23: Regression models that use a dummy variable Q24: To examine the differences between salaries of
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