Observational methods in epidemiology are most closely related to ...

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Observational methods in epidemiology are most closely related to which psychology method?
 
  A) Correlational studies
  B) Experimental designs
  C) Ex post facto designs
  D) Case history method

Question 2

Acute diseases typically tend to
 
  A) be greater in prevalence than in incidence.
  B) be similar in prevalence and in incidence.
  C) be greater in incidence than in prevalence.
  D) differ in ratios of incidence to prevalence.

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Answer to Question 1

A

Answer to Question 2

C