Question Number 05: (a) The probabilities that a customer will purchase a new car from Green, white, red or blue color are respectively 0.11, 0.14, 0.22 and 0.25. Find the probability that the new...

Extracted text: Question Number 05: (a) The probabilities that a customer will purchase a new car from Green, white, red or blue color are respectively 0.11, 0.14, 0.22 and 0.25. Find the probability that the new customer will not purchase car from these colors. (b) The manufacturer of television tubes has two types of tubes, which are Tube A and Tube B. The Mean life times of both tubes are 1675 and 1755 hours respectively. The Standard deviations are 255 and 275 hours respectively. Which tube has greater Relative Dispersion?