Medical errors are common in hospitals throughout the world. One possible causal factor is the long work
Question:
Suppose two residents participate in the program (each for 3 weeks), and chart review finds a total of 20 medical errors made by the two residents combined.
a. What test can be used to test the hypothesis that an increase in amount of sleep will change the number of medical errors per day?
b. Implement the test in Problem 7.90, and report a two-tailed P-value.
c. What would be the power of the type of test used in Problem 7.91 under these assumptions?
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