项目描述
1.Create and identify dummy variables for inclusion in a regression model to represent the following qualitative variables.a) religious affiliation (Catholic, Protestant, other)b) working shift (8am – 4pm, 4pm – midnight, midnight – 8am)
2. If the coefficient of determination between two independent variables is 0.20, what is the VIF? Is collinearity likely to be a problem?
2. If the coefficient of determination between two independent variables is 0.20, what is the VIF? Is collinearity likely to be a problem?
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