Which one of Cook and Campbell's (1979) four big validities best addresses potential confounds in a study?

a. external

b. internal

c. construct

d. statistical

Which of the following is NOT one of Cook and Campbell's (1979) four big validities?

a. replicable validity

b. external validity

c. statistical validity

d. construct validity

Being a good consumer of research includes:

a. being able to conduct a study

b. knowing how to perform all possible statistical tests

c. knowing how to evaluate it systematically

d. all of these