Consider This Truth Assignment Help: How to Answer This Question

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Original Question

Consider this the truth for this study population: Exposure Outcome Life satisfaction Death No Death (Exposed) Dissatisfied 67 1673 (Unexposed) Satisfied 187 9412 Calculate the preferred measure of association between life dissatisfaction and mortality that can be calculated using these data, and explain your choice. (2 pts) (b) When the study was actually conducted, measurement of life satisfaction was performed by self-report by using 4 short questions. Assume that a team of behavioral scientists assessed the validity of the 4 questions (versus a gold standard qualitative interview) and found it to be 90% sensitive for detecting dissatisfaction and 85% specific. How would this change the cells in the 2 x 2 table? Please fill in the “observed” data table below. (1 pt) Exposure Outcome Life satisfaction Death No Death (Exposed) Dissatisfied (Unexposed) Satisfied (c) Calculate the measure of association in the new table. (1 pt) (d) Is this differential or non-differential misclassification? (1 pt) (e) What is the direction of this bias on the estimate of the measure of association? (1 pt)

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