All of the following are limitations of experimentation except A) it is not always possible to control the effects of extraneous variables B) experiments cannot control for all sources of internal invalidity C) care must be taken that the experimenter does not say and do anything that might bias responses D) in field experiments, lack of cooperation can limit experimental activity

Question

Quizplus · Accepted Answer

True experimental designs can control for all sources of internal invalidity,and most of the quasi-experimental designs can as well.

All of the Following Are Limitations of Experimentation Except