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HWK8B: Problem 12 (1 point) A screening test for a disease shows a positive result in 96% of all cases when the disease is actually present and in 3% of all cases when it is not. If the prevalence of the disease is 1 in 350 and an individual tests positive, what is the probability that the individual actually has the disease? Probability is Preview My Answers Submit Answers HWKBB: Problem 13 (1 point) A screening test for a disease shows a positive result in 88% of all cases when the disease is actually present and in 1% of all cases when it is not. If a result is positive, the test is repeated. Assume that the second test is independent of the first test. If the prevalence of the disease is 1 in 350 and an individual tests positive twice, what is the probability that the individual actually has the disease? Probability is Preview My Answers You have attempted this problem 0 times. You have unlimited attempts remaining. HWKBB: Problem 14 (1 point) A bag contains 2 coins, one fair and the other with 2 heads. You pick 1 coin at random and flip it. What is the probability that you picked the fair coin given that the outcome of the toss was heads? Probability is Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining. HWKBB: Problem 15 (1 point) You pick 2 cards from a standard deck of 52 cards. Find the probability that the first card was a club given that the second card was a club. Probability is Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining