32. Refer to Example 7.7. Table 7.15 shows opinions about spending on the environment and on citics.

a) Find the sample proportion favoring increased spending, for each item

b) Test whether the population proportions are equal. Report the P-value, and interpret.

c) Construct a 95% confidence interval for the difference of proportions. Interpret TABLE 7.15 Spending Spending on Environment on Cities Increase Decrease Increase 108 5 Decrease 157 24