A city planner surveyed 155 residents For each the planner recorded whether the resident owns a car and whether the resident

Question

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 Car Alone Not alone 31 No car 33 21 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 If necessary consult a list of formulas n a What is the probability that the resident does not own a car 0 b What is the probability that the resident does not own a car or lives alone X

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