Please explain your answers to receive points. Thank you.1. Wh.pdf
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The document poses questions about the use of dummy variables in statistical analyses, specifically regarding nominal scale independent variables and qualitative variables in multiple regression. It confirms that a nominal scale variable can be recoded into dummy variables, and states that for a qualitative variable with 5 values, only 4 dummy variables are necessary to represent it. The document provides true or false answers to both questions.
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Please explain your answers to receive points. Thank you.1. Wh.pdf
- 1. Please explain your answers to receive points. Thank you. 1. When an independent variable is nominal scale, it can be recoded to dummy variable or dummy variables which only take value of 0 or 1. True or False? 2. For a multiple regression, one independent variable is a qualitative variable that takes 5 different values, I need to create only 4 dummy variables to represent the qualitative variable. True or False? Solution True as it is dummy variable true as maximum you can take 5 different value