A researcher wishes to test whether the proportion of college students who smoke is the same in four different colleges. she randomly selects 100 students from each college and records the number that smoke. 17 26 11 34 use a 0.01 significance level to test the claim that the proportion of students smoking is the same at all four colleges select the correct test statistic and conclusion: χ2 = 17.832. a. Reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the proportion of students smoking is the same at all four colleges.
b. Reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the proportion of students smoking is the same at all four colleges.
c. Do not reject the null hypothesis. There is in sufficient evidence to warrant rejection of the claim that the proportion of students smoking is the same at all four colleges.
d. Do not reject the null hypothesis. There is insufficient evidence to warrant rejection of the claim that the proportion of students smoking is the same at all four colleges.