In February 2013, the Pew Research Center surveyed randomly selected U.S. adults about their opinions on gun ownership and related issues. One of the questions they asked was, “Should states be allowed to ignore federal gun laws?” Of the 366 Republicans, 57.9% (212/366) responded “yes,” compared to 18.1% (85/470) of Democrats and 38.1% (230/604) of Independents.
a. Identify the explanatory variable in this study. Also classify this variable as categorical or quantitative.
b. Identify the response variable in this study. Also classify this variable as categorical or quantitative.
c. Do the data provide any indication that there is an association between political party affiliation and opinion of whether states should be allowed to ignore federal gun laws? Explain.