Unformatted text preview: 75 60 160 Total 50 155 145 350 (a) What is the probability that a student who ate 10 or fewer pieces of candy was over 20? (b) What is the probability that a student under 18 ate more than 10 pieces of candy? (c) What is the probability that a student ate 10 pieces of candy or less given they were in the age group 18 − 20? 2. If two fair sixsided dice are rolled, what is the probability that the sum is 8 given that the sum is greater than 7? 3. In one area, 4% of the population drive luxury cars. However, 17% of the CPAs drive luxury cars. Are the events “person drives a luxury car” and “person is a CPA” independent?...
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This note was uploaded on 03/04/2012 for the course MATH 141 taught by Professor Jillzarestky during the Fall '08 term at Texas A&M.
 Fall '08
 JillZarestky
 Conditional Probability, Probability

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