In his study of effectiveness of driver's education programs, Cameron administers a practice items from a drivers' test. Participants are randomly assigned to one of two treatments, either a tutorial that narrates content, or an equivalent amount of time to practice items with feedback. After the treatment, Cameron again assesses students' knowledge with a drivers' test. He set his alpha at p=.05, and reported that significant differences indicated that those in the practice with feedback condition outperformed those in the tutorial condition.
-Which of the following is the dependent variable in Cameron's study?
A) Type of instruction
B) Tutorial
C) Drivers' test
D) Effectiveness

Question

Quizplus · Accepted Answer

The dependent variable in Cameron's study is the participants' performance on the drivers' test. This is the variable that is being measured and compared between the tutorial and practice with feedback conditions.

In His Study of Effectiveness of Driver's Education Programs, Cameron