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.

drug	severity
Ventolin	5
Ventolin	7
Ventolin	5
Ventolin	6
Ventolin	4
Ventolin	7
Statin	1
Statin	2
Statin	3
Statin	2
Valium	1
Valium	3
Valium	3
Valium	4

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?