Homework answers / question archive / a) Why is priority usually given to the internal validity rather than external validity? b) What is a proof of concept study, and why is such a type of study important? Give an example      (real or hypothetical) of a proof of concept study or finding

a) Why is priority usually given to the internal validity rather than external validity? b) What is a proof of concept study, and why is such a type of study important? Give an example      (real or hypothetical) of a proof of concept study or finding

Psychology

Share With

a) Why is priority usually given to the internal validity rather than external validity?

b) What is a proof of concept study, and why is such a type of study important? Give an example

     (real or hypothetical) of a proof of concept study or finding.

c) In criticizing a study, it is not quite fair to say, “Yes but the results may not generalize to this or that

    population.” What more is needed to make this a genuine threat to external validity?