For the analyses illustrated in the R output for "Household Income and Highest Educational Level", answer the following questions.

1. 1. What is the null and alternative hypotheses written out as a sentence in context?
   2. According to the p-value in the R output, what do you decide to do with the null hypothesis and alternative hypothesis?
   3. For the analyses illustrated in the R output for "Household Income and Highest Educational Level", was the statistical assumption for homogeneity of variance satisfied? Explain your reasoning by using the R output from both the non-constant variance score test and the boxplot.
   4. For the analyses illustrated in the R output for "Household Income and Highest Educational Level", was the statistical assumption for normality satisfied? Explain your reasoning by using the R output.