I a Variable Whose Possible Outcomes Are Coded as a "1

question 48

Multiple Choice

i. A variable whose possible outcomes are coded as a "1" or a "0" is called a dummy variable.
ii. If the null hypothesis ?4 = 0 is not rejected, then the independent variable X4 has no effect in predicting the dependent variable.
Iii) A dummy variable is added to the regression equation to control for error.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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