According to Cook and Campbell (1979), one of the disadvantages ...

[lunatika]

According to Cook and Campbell (1979), one of the disadvantages of using experimental control to infer causation is
 
  A) that it requires difficult and elaborate equipment.
  B) that we do not always want to learn about causation in controlled settings.
  C) that we do not always want to generalize our findings.
  D) that it requires the use of elaborate statistical techniques.

Question 2

The high control and internal validity that are characteristic of experimental research in laboratories often mean a reduction in
 
  A) cost
  B) external validity.
  C) causal inferences
  D) all of the above

[joshraies]

Answer to Question 1

Answer: B

Answer to Question 2

Answer: B

[lunatika]

Excellent

[irishcancer18]

Gracias!