(a)Consider the following regression.

Traffic in city = 0.04 + 0.2 Vehicles + 0.4 Pop - 0.08 Petrol + 0.05 Gas

se= (0.03)(-0.17)(0.3)(-0.1)(-0.04)

n = 20,R² = 0.96

Where;

Vehicles = number of vehicles in city

Pop.= population

Petrol= petrol price

Gas= gas price

(i)Can you detect any abnormality with the results? What is it? How do you know that?(7 marks)

(ii)What is the reason for the preceding problem detected above? What do you propose to rectify the issue?(6 marks)