In a survey, 1000 adults were asked if they would approve an increase in tax if the

Question:

In a survey, 1000 adults were asked if they would approve an increase in tax if the revenues went to build a football stadium. It was also noted whether the person lived in a city (C), suburb (S), or rural area (R), of the county. The results are summarized in Table 2.2.2.
Table 2.2.2 Survey Results for a Tax Increase

No (Against Tax Increase) Yes (for Tax Increase) 150 250 150 150 250 50

Define the following events:
A: person chosen is from the city
B: person disapproves tax increase
Find the following probabilities;
(i) P (B),
(ii) P (Ac ˆ© B),
(iii) P (A ˆª Bc)