Author Question: The inclusion of a control group a) always makes a study internally valid. b) is part of the ... (Read 26 times)

Coya19@aol.com

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The inclusion of a control group
 
  a) always makes a study internally valid.
  b) is part of the criteria for a design to be considered an experiment.
  c) can never be done ethically when examining the effectiveness of therapy.
  d) all of the above.

Question 2

Which of these persons is a member of a cohort that has a higher than average risk of developing depression?
 
  a) Bob who was born in 1975
   b) Steve who fought in World War II
   c) Frank who earned a doctoral degree in 1940
   d) Dan who is the oldest member of the plumber's union



fdliggud

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Answer to Question 1

b

Answer to Question 2

Muchas Gracias :)



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