The accompanying table shows results from a Chembio test for hepatitis C among HIV- infected patients(based on data from a variety of sources). Positive Negative Test Test Result Result Hepatitis 345 15 No Нерatitis 1153 Find the probability of selecting a subject with a positive test result, given that the subject has a negative test result. (Round your final answer to 4 decimal places and enter numerical values in the cell) A couple has three children. Assume that boys and girls are equally likely. Find the probability of at least one of them is a boy. (Round your final answer to 3 decimal

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