Suppose we want to compare the length of hospital stay for patients with the same diagnosis at two different hospitals. The results are shown in Table 9.10. 9.7 Why might a t test not be very useful in this case? 9.8 Carry out a nonparametric procedure for testing the hypothesis that lengths of stay are comparable in the two hospitals.
Suppose we want to compare the length of hospital stay for patients with the same diagnosis at two different hospitals. The results are shown in Table 9.10. 9.7 Why might a t test not be very useful in this case? 9.8 Carry out a nonparametric procedure for testing the hypothesis that lengths of stay are comparable in the two hospitals.
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Suppose we want to compare the length of hospital stay for patients with the same diagnosis at two different hospitals. The results are shown in Table 9.10.
9.7 Why might a t test not be very useful in this case?
9.8 Carry out a nonparametric procedure for testing the hypothesis that lengths of stay are comparable in the two hospitals.

Transcribed Image Text:TABLE 9.10 Comparison of length of stay in
2 hospitals
First
hospital 21, 10, 32, 60, 8, 44, 29, 5, 13, 26, 33
Second
hospital 86, 27, 10, 68, 87, 76, 125, 60, 35, 73, 96, 44, 238
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