The following data represent the time, in minutes, that a
Chapter 16, Problem 16.1(choose chapter or problem)
The following data represent the time, in minutes, that a patient has to wait during 12 visits to a doctors oce before being seen by the doctor: 17 15 20 20 32 28 12 26 25 25 35 24 Use the sign test at the 0.05 level of signicance to test the doctors claim that the median waiting time for her patients is not more than 20 minutes.
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