Beginning on the next page, you will answer questions about Step 3: Designing an Experiment. The questions are just for practice so you can see how much you know about step 3.
If you would like to review any or all of the tips from step 3 before taking the practice quiz, just click your mouse on "Steps" on the blue menu at the left. Then click on Step 3 to review.
When you have finished reviewing, click the "Quizzes" link and then click "Step 3." If you do not need to review, then click the right arrow below.