Fabiano, et al

Question 1

Glass suggests that when conducting a meta-analysis that valid interpretations of the effect size can only be made when the universe of studies are included. This suggests:

Answer 1

A. all research designs should be included.
B. only peer-reviewed published studies should be included.
C. that single-subject designs will have to be converted to a statistical metric.
D. only A and B.
E. only A and C.***
F. all of the above.

Question 2

Studies not being equal in terms of rigor. What might be another factor to code the studies for?

Answer 2

A. External validity
B. Level of reliability of the measures used
C. Construct validity
D. Internal threats to validity****
E. A and B
F. A, B, and C
G. All of the above

Question 3

What does it mean to have a range of effect sizes from -.45 to .98 in between group ADHD symptoms?

Answer 3

A. At least in one study the subjects got worse after treatment compared to control group.
B. Not all studies yielded positive effects in the reduction of ADHD symptoms.
C. The study with the largest effect was about a SD below the control groups ADHD symptoms on average.
D. A and B
E. A and C
F. B and C
G. A,B, and C*****

Question 4

By including a description of the various study designs used Fabiano et al.

Answer 4

A. Do not answer the question of treatment effect
B. Have mixed research designs so outcomes are unclear
C. Use description of the different research designs effect sizes to interpret the overall effect****
D. Suggest medication is superior to behavioral interventions