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Author Question: In order for epidemiologists to infer that Behavior A causes Disease B, they must observe A) that ... (Read 104 times)

anjilletteb

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on: Jun 21, 2018
In order for epidemiologists to infer that Behavior A causes Disease B, they must observe
 
  A) that Behavior A has taken place before Disease B takes place.
  B) a dose-response relationship between Behavior A and Disease B.
  C) a decline in Disease B when Behavior A is eliminated.
  D) all of these relationships between variables exist.

Question 2

A direct, consistent relationship between the independent variable and the dependent variable
 
  A) is an example of the placebo effect.
  B) is an example of the nocebo effect.
  C) defines dose-response relationship.
  D) indicates a transverse relationship.


princessflame2016

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Reply #1 on: Jun 21, 2018
Answer to Question 1

D

Answer to Question 2

C


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