3. Below is the weighted decision matrix method for different choices of buying a car. You have 4 alternative cars (Alt 1 through Alt 4). The criteria of each car is listed (they are Color, Gas Mileage, Cost, Type). Your ranking of the criteria are included (numbers under the criteria...1 is poor, 10 is best). The weights of the criteria are listed as well...10%, 20%). Simply compute the score of each alternative and identify which Alternative is the best. Car Gas Mile Type Score Alt 1 Alt 2 Alt 3 Alt 4 Color 7 5 8 2 10% 2 9 8 6 30% 2 Cost 5 9 7 40% 3 I? 6 9 20% 4. List three common information systems and give an example of each.