If you are interestd 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, what kind of design do
you have (there is no pre-test)?

A – a 3×3 between-subjects, factorial design

B – a 2×2 between-subjects, factorial design

C – a 3×3 between-subjects, incomplete factorial design

D – a one-way deisgn