Cicadas as fertilizer? Exercise 7.9 (text page 173) gives data from an experiment in

Chapter 0, Problem 26.15

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Cicadas as fertilizer? Exercise 7.9 (text page 173) gives data from an experiment in which some bellflower plants in a forest were fertilized with deadcicadas and other plants were not disturbed. The data record the mass of seedsproduced by 39 cicada plants and 33 undisturbed (control) plants. Do the datashow that dead cicadas increase seed mass? Do data analysis to compare the twogroups, explain why you would be reluctant to use the two-sample t test, andapply the Wilcoxon test. Follow the four-step process in your report.

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