ighteen individuals are scheduled to take a driving test at a particular DMV off
ID: 3059517 • Letter: I
Question
ighteen individuals are scheduled to take a driving test at a particular DMV office o day, eight of whom will be taking the test for the first time. Suppose that six of these are randomly assigned to a particular examiner, and let X be the number among the taking the test for the first time. (a) What kind of a distribution does X have (name and values of all parameters)? (b) Compute P(X 2 3) The number of accidents that occur at a busy intersection is Poisson distribute 3.6 per week. Find the probability of the following events. (a) Find the probability that one accident occurs today. (b) Find the probability that 10 or more accidents occur in a week.Explanation / Answer
ighteen individuals are scheduled to take a driving test at a particular DMV office o day, eight of whom will be taking the test for the first time. Suppose that six of these are randomly assigned to a particular examiner, and let X be the number among the taking the test for the first time. (a) What kind of a distribution does X have (name and values of all parameters)? (b) Compute P(X 2 3) The number of accidents that occur at a busy intersection is Poisson distribute 3.6 per week. Find the probability of the following events. (a) Find the probability that one accident occurs today. (b) Find the probability that 10 or more accidents occur in a week.
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