Homework 

• Chapter 2: Exercises 2-1 through 2-5 (page 48 of the text)
• 2-1. Your organization collects data on individual patients shown in Appendix Table 2.  Identify whether each variable is measured nominally, ordinally, or as an interval/ratio variable.
• 2-2. What statistical measures would you use to summarize the variable for age? What about gender? For convenience satisfaction? How would you present these graphically?
• 2-3. If you are interested in whether satisfaction scoring differ by the amount the individual paid as a co-pay, how would you state this inquiry as testable hypotheses ( the null and alternative )? What statistical test would you run to test this hypothesis?
• 2-4. Perform the test defined in Table 2-3. State your conclusions.
• 2-5. Compare gender and having Rx coverage. State your hypotheses. Perform the appropriate statistical test and interpret.