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Car Census 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 2 3 4 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? 0.250 2. What is the probability that a randomly chosen student has less than 2 cars? 0.125 3. What is the probability that a randomly chosen student has at least 3 cars? 0.500 X 4. What is the expected number of cars? 2.87 5. What is the standard deviation? 0.17 X