While you are studying the impact of increasing soy intake on ...

[sarasara]

While you are studying the impact of increasing soy intake on bone health, some of your subjects decide on their own to begin to consume more cow's milk because of their participation in the study. This phenomenon is the _____effect.
 a. placebo
  b. Hawthorn
  c. intervention
  d. random

Question 2

You are involved in a study observing the eating and health behaviors of African Americans across the United States. You are conducting a(n):
 a. Hawthorn study.
  b. intervention study.
  c. epidemiologic study.
  d. cell culture study.

[pocatato]

Answer to Question 1

b

Answer to Question 2

c

[sarasara]

TY

[pocatato]

You're welcome