2. For drivers in the 18 to 24 age-bracket, there is a 24% chance that the driver has been in an automobile accident in the past year. A simple random sample of 9 drivers aged 18 to 24 is taken. a. For this sample of 9, what is the variance for the number of drivers aged 18 to 24 who have been in an automobile accident in the past year? A. 1.642 В. 1.281 С. 3.028 D. 9.169 b. Calculate the probability that 6 of them have NOT been in an automobile accident in the past year. А. О.3158 В. 0.667 C. 0.0070 D. 0.2238

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