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Which of the Following Statements Is NOT True About Epidemiological

Question 15

Multiple Choice

Which of the following statements is NOT true about epidemiological studies?


A) Subjects are randomly assigned to an experimental group and a control group.
B) Such studies can assess interactions between genetic,behavioral,and environmental factors.
C) Their main purpose is to observe the variables in a population.
D) The results of the study cannot be used to establish cause and effect.
E) There is no intervention involved in this type of study.

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