Dr.Ingram deliberately varied the imageability of items on a list and later measured participants' recall of the items.Dr.Ingram conducted a(n)_____ research.
A)correlational
B)archival
C)observational
D)experimental

Question

Quizplus · Accepted Answer

Dr. Ingram purposely manipulated the independent variable (imageability of items on a list) to directly measure its effect on the dependent variable (recall of items). This is an example of experimental research.

DrIngram Deliberately Varied the Imageability of Items on a List