A recent General Social Survey asked subjects their opinions about government spending on defense and government spending on the environment. For each, should it increase, or should it decrease? The results are given in the table.
|
|
Environment Spending
|
|
Defense Spending
|
Increase
|
Decrease
|
|
Increase
|
130
|
53
|
|
Decrease
|
256
|
51
|
a. Find the sample proportion who favors an increase for defense spending and the sample proportion favor an increase for spending on the environment.
b. Give all steps of a test of the hypothesis that the corresponding population proportions are equal.