Put some air in your tires: Let X represent the number of tires with low air pressure on a randomly chosen car. The probability distribution of X is as follows. X 0 1 2 3 4 P(x) 0.1 0.2 0.4 0.2 0.1 Part: 0/2 Part 1 of 2 (a) Compute the mean H. Round the answer to three decimal places as needed. Hx