Open the NES file. You are working as an administrator that for a municipality that wants to curb the power of unions in the public sector. In order to make the best case for this policy you want to understand what groups in your community hold less favorable views of unions. You hypothesize that income is negatively related to support for unions. Run an ANOVA analysis where the independent variable is (income_3cat) income level and the dependent variable is (ft_unions). In your analysis interpret the global F test and the appropriate ad hoc statistics