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What is randomization? * OO Selecting people from the source population to form the sample Randomly assigning subjects into control and intervention groups None of the other choices is correct O It is also known as random blinding

What is randomization? * OO Selecting people from the source population to form the sample Randomly assigning subjects into control and intervention groups None of the other choices is correct O It is also known as random blinding

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 26E
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%19 1₁.11.+{ What is randomization? * Selecting people from the source population to form the sample Randomly assigning subjects into control and intervention groups None of the other choices is correct It is also known as random blinding You are a health protection officer at a factory and you suspect some workers are exposed to mercury in the plant that results in nerve damage to these workers. You decide to study old health records of the workers and decide to follow them for the previous 10 years. You learn about workers who started working healthy, then got exposed to mercury in the plant and subsequently developed nerve disease. You also reviewed similar health records of clerks who worked in other sections of the factory and were never exposed to mercury, for comparison. What is your study design? Case control study Retrospective cohort study Prospective cohort study Cross-sectional study ۸:۰۲
Transcribed Image Text:%19 1₁.11.+{ What is randomization? * Selecting people from the source population to form the sample Randomly assigning subjects into control and intervention groups None of the other choices is correct It is also known as random blinding You are a health protection officer at a factory and you suspect some workers are exposed to mercury in the plant that results in nerve damage to these workers. You decide to study old health records of the workers and decide to follow them for the previous 10 years. You learn about workers who started working healthy, then got exposed to mercury in the plant and subsequently developed nerve disease. You also reviewed similar health records of clerks who worked in other sections of the factory and were never exposed to mercury, for comparison. What is your study design? Case control study Retrospective cohort study Prospective cohort study Cross-sectional study ۸:۰۲
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