If there is a confound in an experiment,then the experiment lacks
A) internal validity.
B) generalizability.
C) external validity.
D) both B and C

Question

Quizplus · Accepted Answer

A confound refers to any variable that is not controlled for in an experiment and can potentially affect the outcome. This means that the experiment lacks internal validity, which refers to the ability to draw cause-and-effect conclusions from the results obtained. If the experiment lacks internal validity, it has a high risk of producing spurious or false results. Therefore, the best choice is A.

If There Is a Confound in an Experiment,then the Experiment