Rank fl ours in roll height from the one that produced the shortest roll to the tallest. How can you explain these differences in roll height? Based on the results of this experiment, which fl ours do...

Rank fl ours in roll height from the one that produced the shortest roll to the tallest. How can you explain these differences in roll height?

Based on the results of this experiment, which fl ours do you think should be used at a lower level than 40 percent so they are acceptable?