1. (16 pts)Each individual in a random sample of high school and college students was cross-classified with respect to both polit- ical views and marijuana usage, resulting in the data displayed in the accompanying two-way table ("Attitudes About Marijuana and Political Views," Psychological Reports, 1973: 1051-1054). Does the data support the hypothesis that political views and marijuana usage level are independent within the population? Test the appropriate hypotheses using level of significance .01. (keep 4 decimal places)
Political Views Liberal
Conservative
Other
Never
Usage Level
Never
Never
479
173
119
214
47
15
172
45
85
(a) (4 pts)State null and alternative hypothesis.
(b) (4 pts) Calculate the test statistic $\chi^2$.
(c) (4 pts)Find the p-value.
(d) (4 pts)Make a decision.