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Author Question: Chirowodza and colleagues' study of the effectiveness of HIV prevention strategies in Zimbabwe; ... (Read 169 times)

D2AR0N

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on: Jun 22, 2018
Chirowodza and colleagues' study of the effectiveness of HIV prevention strategies in Zimbabwe; Ellis, Marsh, and Craven's study of peer support programs in Australia; and Janzen and colleagues' study of mental health consumer-run organizations in Ontario, Canada all illustrated:
 
  a. nonequivalent comparison group designs
  b. randomized field experiments
  c. case studies using qualitative and quantitative methods
  d. use of geographic information systems

Question 2

Biglan et al. (1996) studied whether store clerks in eight Oregon towns were willing to sell tobacco products to minors. They measured clerk behavior repeatedly over time, implemented a positive reinforcement intervention at different times in different towns, and usually found a drop in willingness to sell after implementing this intervention. What research methodology did they use?
 
  a. multiple baseline design.
  b. interrupted time-series design.
  c. nonequivalent comparison group design.
  d. both a and b


Hikerman221

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Reply #1 on: Jun 22, 2018
Answer to Question 1

c

Answer to Question 2

d


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