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

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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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
5
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
places and enter numerical values in the cell)
Transcribed Image Text: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 5 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 places and enter numerical values in the cell)
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