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8. Exam Scores On a philosophy comprehensive exam, this distribution was obtained from 25 students. Score Frequency 40.545.5 3 45.550.5 8 50.555.5 10 55.560.5 3 60.565.5 1 a. Construct a percentile graph. b. Find the values that correspond to the 22nd, 78th, and 99th percentiles. c. Find the percentiles of the values 52, 43, and 64. 9. New Cars The probability that a new automobile has a backup camera is 0.6. The probability that a new automobile has a GPS system is 0.4. The probability that a new automobile has both a backup camera and a GPS is 0.2. If a new automobile is selected at random, find the probability that it has neither a backup camera nor a GPS. 10. Online Course Selection Roughly 1 in 6 students enrolled in higher education took at least one online course last fall. Choose 5 enrolled students at random. Find the probability that a. All 5 took online courses b. None ofthe 5 took a course online c. At least 1 tool; an online course 11. Purchasing Sweaters During a sale at a men's store, 16 white sweaters, 3 red sweaters, 9 blue sweaters, and 7 yellow sweaters were purchased. If a customer is selected at random, nd the probability that he bought a. A blue sweater b. A yellow or a white sweater c. A red, a blue, or a yellow sweater d. A sweater that was not white