https/canvas.becker edu/courses/2218901/quizzes/4477917hake Diagnostic tests of

Question

https/canvas.becker edu/courses/2218901/quizzes/4477917hake Diagnostic tests of medical conditions have several results. The rest result cam be positive or negative. A pesitive test (+) indicates the patient has the condition. A negative test (-indicates the patieat does not have the condition. Remember, a positive test does not may be required.Coasider a random sample of 190 patients, some of whom have a medical coadition and some of whom do not. Results of a new diagnostie test for the condition are shown prove the patieat has the condition Additional medical work Condition Present Condition Absent Row Total Test Result+ 103 18 121 Test Result-18 Column Total 12 Assume that the sample is repeesentative of the entire population. For a person selected at random, find 51 69 69 190 PlCondition present getting test result +). Round your answer to the nearest hundredth. 0.74 0.85 noue of these choices 0.54 0.15 o search

Explanation / Answer

Solution:- option B. 0.85

Explanation:

P(condition present|getting test result +) = P(condition present and test result +)/P(test result +)

= (103/190)/(121/190)

= 103/121

= 0.8512

= 0.85

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