Question
A scientist is examining whether three current drugs for nausea are equally effective at reducing self-reported nausea. The collected data are in compare_three_drugs.csv. These data
A scientist is examining whether three current drugs for nausea are equally effective at reducing self-reported nausea. The collected data are in compare_three_drugs.csv. These data show symptom severity (on a scale of 0 through 10, 10 being the most severe) for 60 adults taking one of three common over-the-counter nausea medications.
1. Provide a compelling graph of the data.
2. What is the statistical hypothesis and which statistical test is most appropriate? Are follow-up comparisons needed?
3. Provide descriptive statistics.
4. Provide a numeric and verbal description of the output of the statistical test and follow-up comparisons (if needed).
5. Is one drug demonstrably the best? Why or why not?
| drug | severity |
| Benadryl | 5 |
| Benadryl | 7 |
| Benadryl | 5 |
| Benadryl | 4 |
| Benadryl | 6 |
| Benadryl | 5 |
| Benadryl | 8 |
| Benadryl | 6 |
| Benadryl | 4 |
| Benadryl | 4 |
| Benadryl | 5 |
| Benadryl | 4 |
| Benadryl | 3 |
| Benadryl | 8 |
| Benadryl | 6 |
| Benadryl | 3 |
| Benadryl | 5 |
| Benadryl | 4 |
| Benadryl | 4 |
| Benadryl | 6 |
| Benadryl | 5 |
| Benadryl | 9 |
| Benadryl | 6 |
| Benadryl | 4 |
| Benadryl | 7 |
| Dramamine | 1 |
| Dramamine | 2 |
| Dramamine | 3 |
| Dramamine | 0 |
| Dramamine | 5 |
| Dramamine | 0 |
| Dramamine | 1 |
| Dramamine | 2 |
| Dramamine | 0 |
| Dramamine | 1 |
| Dramamine | 6 |
| Dramamine | 3 |
| Dramamine | 6 |
| Dramamine | 2 |
| Dramamine | 1 |
| Dramamine | 6 |
| Dramamine | 1 |
| Dramamine | 2 |
| Dramamine | 1 |
| Dramamine | 3 |
| Dramamine | 0 |
| Dramamine | 2 |
| Dramamine | 1 |
| Dramamine | 3 |
| Dramamine | 2 |
| Emetrol | 1 |
| Emetrol | 3 |
| Emetrol | 7 |
| Emetrol | 3 |
| Emetrol | 3 |
| Emetrol | 0 |
| Emetrol | 6 |
| Emetrol | 1 |
| Emetrol | 3 |
| Emetrol | 4 |
| Emetrol | 1 |
| Emetrol | 4 |
| Emetrol | 0 |
| Emetrol | 2 |
| Emetrol | 3 |
| Emetrol | 5 |
| Emetrol | 3 |
| Emetrol | 0 |
| Emetrol | 8 |
| Emetrol | 2 |
| Emetrol | 5 |
| Emetrol | 4 |
| Emetrol | 1 |
| Emetrol | 6 |
| Emetrol | 6 |
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Calculus
Authors: Howard Anton, Irl C Bivens, Stephen Davis
10th Edition
1118404009, 9781118404003
