If you are interested in how well students perform on a standardized math-achievement test after they have completed a six-week math unit in either a computer-assisted class, a videotaped course, or a regular classroom, and also taking into consideration whether they are in the fourth or the fifth grade, what kind of design do you have?
A)A 2 × 2 between-subjects, factorial design
B)A 3 × 2 between-subjects, factorial design
C)A 3 × 3 between-subjects, incomplete factorial design
D)A one-way design

Question

Quizplus · Accepted Answer

This is a 3 × 2 between-subjects, factorial design because there are two independent variables: type of class (with three levels: computer-assisted, videotaped course, regular classroom) and grade (with two levels: fourth or fifth grade).

If You Are Interested in How Well Students Perform on a Standardized