4) [StatCrunch] When we check on how Political Affiliation ("Affil") is distributed in Florida, we find: 34.0% Democrat, 29.5% Independent, 36.5% Republican (as of 2022).

a) Are the students in our Student Survey a Representative Sample of Florida politics? Show using a Goodness-of-Fit Test.

b) Nationwide, the Political Affiliation breakdown in 2021 was: 39.6% Democrat, 30.9% Independent, 29.5% Republican. Are the students Representative of the nation?

c) If we see differences in being Representative (by state, by country) for our Student Survey, what may explain the difference?