Homework answers / question archive / a) An experiment may show that a treatment (cognitive behavior therapy) is better than no-treatment      and controls for all of the threats to internal validity, but is likely to have a construct validity problem

a) An experiment may show that a treatment (cognitive behavior therapy) is better than no-treatment      and controls for all of the threats to internal validity, but is likely to have a construct validity problem

Psychology

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a) An experiment may show that a treatment (cognitive behavior therapy) is better than no-treatment

     and controls for all of the threats to internal validity, but is likely to have a construct validity problem. 

     What is that problem?

b) Developing an attention-placebo control group has special challenges. What are they?

c) What are some of the strengths and weaknesses of using treatment as usual as a control group?