Which of the following is true about history effects?
A)They involve changes in respondents that are a consequence of time.
B)They result from events internal to the research design.
C)They are not diminished by using a non-matched control group design.
D)The longer the time period involved in the experiment, the greater the likelihood that history effects will account for the
Observed results.
E)None of the above

Question

Quizplus · Accepted Answer

History effects refer to external events that occur during the course of an experiment that may affect the outcome. The longer the experiment, the more likely these events will influence the results.

Which of the Following Is True About History Effects