Statistics Homework

No smoking: The General Social Survey conducted a poll of 685 adults in which the subjects were asked whether they agree that the government should prohibit smoking in public places. In addition, each was asked how many people lived in his or her household. The results are summarized in the following contingency table. Household Size 1 2 3 4 5 Agree 66 109 37 28 30 No Opinion 26 56 29 19 30 Disagree 51 79 46 48 31 '3 Send data to Excel (a) Compute the expected frequencies. (b) Compute the value of the test statistic. (c) How many degrees of freedom are there? (d) Test the hypothesis of independence. Use the 0.=0.05 level of signicance. What do you conclude