Question: Comparison of two energy drinks. Consider the following study to compare two popular energy drinks. For each subject, a coin was flipped to determine which drink to rate first. Each drink was rated on a 0 to 100 scale, with 100 being the highest rating.

1. Inspect the data. Is there a tendency for these subjects to prefer one of the two energy drinks?
2. Use the matched pair’s t test to compare the two drinks.
3. Use the Wilcoxon signed rank test to compare the two drinks.
4. Write a summary of your results and explain why the two tests give different conclusions.

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