In the context of extraneous variables, "history" refers to
A) events that can influence the dependent variable, that occur between the first and second measurement of that variable.
B) events that can influence how accurately one can control the independent variable.
C) differences in participants' knowledge of the subject matter of the experiment in which they are participating.
D) biases brought to the study by one pre-selected group and not another.

Question

Quizplus · Accepted Answer

"History" in the context of extraneous variables refers to specific events that occur between the initial and subsequent measurements in an experiment that can influence the dependent variable. These events are external to the experiment and can affect the outcome, making it difficult to attribute changes in the dependent variable solely to the manipulation of the independent variable.

In the Context of Extraneous Variables, "History" Refers to