A census was conducted at a school. All of the students were asked how many cars their family owns. The results are below. Number of Cars 0 2 Probability 0.005 0.120 0.125 0.500 0.250 For the questions below enter the value only. Round to the nearest hundredth, if necessary. 1. What is the probability that a randomly chosen student has 4 cars? 2. What is the probability that a randomly chosen student has less than 2 cars? 3. What is the probability that a randomly chosen student has at least 3 cars? 4. What is the expected number of cars? 5. What is the standard deviation