Author Question: Which of the following is an accurate statement about high-constraint, laboratory research? A) It ... (Read 26 times)

tnt_battle · **on:** Aug 4, 2018

Which of the following is an accurate statement about high-constraint, laboratory research?

A) It has high internal validity but may have low external validity.
B) It is necessarily high in both external and internal validity.
C) It is so constrained that it has no external validity.
D) It must include at least four groups for proper controls.

Question 2

Testing the external validity of causal inferences that have been found in high-constraint experimentation

A) is one reason for doing field research.
B) must be carried out in high-constraint laboratories.
C) cannot be done.
D) must be restricted to correlational research.