3. Arne wants to test what color, red or violet, attracts more insects. He tapes a piece of red paper on a table outside. He also glues a piece of violet paper to the sidewalk outside. For one
hour, he counts how many insects land on or crawl across each piece of paper.
a. What is ONE thing that is wrong about how Arne set up his experiment? (3pts)
b. What is ANOTHER thing that is wrong about how Arne set up his experiment? (3pts)
c. When you set up an experiment, how many variables do you want to have different in the
experiment? (1pt) FULLY EXPLAIN why this is true. (3pts)