In a random sample of 1,000 voters in Champaign-Urbana, each individual was asked to name the issue that is most important to them in the upcoming 2024 presidential election. The individuals were also classified by party affiliation. The results were as follows. Most Important Issue Party Affiliation Economy Terrorism Social Issues Climate Change Total Democrat 193 135 112 60 500 Republican 176 129 64 31 400 Independent 31 36 24 9 100 Total 400 300 200 100 1000 We wish to test whether political party affiliation and the most important issue are independent of one another among Champaign-Urbana voters. (a) Provide the null and alternative hypotheses for this test. Calculate the value of the appropriate test statistic. (b) State the critical value for this test, and your statistical decision using a 5% significance level. Provide a concluding statement in the context of this situation