Question: HMGT 307 Memorandum (Assignment-2) 1. Construct a 2-by2 contingency table to determine the total number of people who fail the screening test and will be

HMGT 307 Memorandum (Assignment-2) 1. Construct a 2-by2 contingency table to determine the total number of people who fail the screening test and will be referred for diagnostic testing in the hearing centers. Test result Disease (D) No Disease (No D) Total Positive (a) (b) (a + b) True Positive: 405 False Positive:82 487 Negative (C) (c + d) (d) 2013 False Negative:45 True Negative:1968 Total (a + c) =450 (b + d) =2050 (a + b +c + d) =2500 (Prevalence) (1 - Prevalence)

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