A city planner surveyed 155 residents. For each, the planner recorded whether the resident owns a car and whether the resident lives alone. The results are summarized in the table below. Alone Not alone Car 31 21 No car 33 70 Suppose a resident from the survey is chosen at random. Answer each part. Do not round intermediate computations, and round your answers to the nearest hundredth. (a) What is the probability that the resident lives alone? (b) What is the probability that the resident does not own a car or lives alone?
A city planner surveyed 155 residents. For each, the planner recorded whether the resident owns a car and whether the resident lives alone. The results are summarized in the table below. Alone Not alone Car 31 21 No car 33 70 Suppose a resident from the survey is chosen at random. Answer each part. Do not round intermediate computations, and round your answers to the nearest hundredth. (a) What is the probability that the resident lives alone? (b) What is the probability that the resident does not own a car or lives alone?
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 41CT: On a game show, a contestant is given the digits 3, 4, and 5 to arrange in the proper order to form...
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