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QUESTION 15 At a local university 52.7% of incoming first-year students have compurts. If 3 students are selected at random, find the probality that none have computers. Round your answer to four decimal places. QUESTION 16 The probability that a student owns a car is 0.642, and the probability that a student owns a computer is 0.657. If the probability that a student owns both is 0.444 , what the probability that a student owns a car or a computer but not both? Round your answer to three decimal places. QUESTION 17 The age distribution of students at a community college is given below: Age(years) Number of students (f) Under 21 380 21 - 25 317 26 - 30 185 31 - 35 57 Over 35 17 A student from the community college is selected at random. Find the probability that the age of this student is between 21 and 25 or between 26 and 30 or between 31 and 35. Round your answer to three decimal places. QUESTION 18 The following contingency table represents all engineering workers employed by a company. Mechanical Electrical Biomedical Male 14 12 19 Female 26 25 34 If one engineer is randomly selected, what is the probability that this employee is a Biomedical given that he is a male. Round your answer to three decimal places