Exercise #2:
Use the dataset from week1 exercise and then answer the following questions:
1) Compare the following information between teaching and non-teaching hospitals.
2) What are the main significant differences between teaching and non-teaching hospitals? (use ttest)
3) Comparing hospital net-benefit which hospitals has better performance? To answer this question first compute the hospital net benefits with subtracting hospital costs and revenues and then use ttest to compare the significant differences between teaching and non-teaching hospitals.
4) Use a box-plot and compare hospitals-cost and hospital-revenues between teaching and non-teaching hospitals.
5) Write a short paragraph and describe your findings.
Table 2. Descriptive statistics between teaching and non-teaching hospitals, 2011 & 2012
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