Question: Do private practice doctors and hospital doctors have the same distribution of working hours? Suppose that a sample of 100 private practice doctors and 150

Do private practice doctors and hospital doctors have the same distribution of working hours? Suppose that a sample of 100 private practice doctors and 150 hospital doctors are selected at random and asked about the number of hours a week they work. The results are shown in Table 11.27.

20-30 30-40 40-50 50-60 Private Practice 16 40 38 6 Hospital 8

df = _______

20-30 30-40 40-50 50-60 Private Practice 16 40 38 6 Hospital 8 44 59 39 Table 11.27

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