A researcher is conducting an experiment to gather evidence about the most effective study techniques for committing material to memory. They randomly assign students to one of three groups that are instructed to learn a list of words using one of three techniques. If the researcher does not _____ the order of lists across participants, the _____ will be low.
A)counterbalance; internal validity
B)counterbalance; external validity
C)randomize; internal validity
D)randomize; external validity
E)reverse; replication rate

Question

Quizplus · Accepted Answer

Counterbalancing the order of lists across participants helps to ensure that the results are not due to the order in which the material is presented, thereby increasing the internal validity of the experiment.

A Researcher Is Conducting an Experiment to Gather Evidence About