EBK FUNDAMENTALS OF BIOSTATISTICS
8th Edition
ISBN: 9781305465510
Author: Rosner
Publisher: YUZU
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Textbook Question
Chapter 9, Problem 7P
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.
Table 9.10 Comparison of length of stay in 2 hospitals
Why might a t test not be very useful in this case?
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EBK FUNDAMENTALS OF BIOSTATISTICS
Ch. 9 - In a study, 28 adults with mild periodontal...Ch. 9 - In a study, 28 adults with mild periodontal...Ch. 9 - In a study, 28 adults with mild periodontal...Ch. 9 - Prob. 4PCh. 9 - Prob. 5PCh. 9 - In a study, 28 adults with mild periodontal...Ch. 9 - Suppose we want to compare the length of hospital...Ch. 9 - Suppose we want to compare the length of hospital...Ch. 9 - The distribution of white-blood-cell count is...Ch. 9 - Prob. 10P
Ch. 9 - Refer to Data Set TENNIS2.DAT at...Ch. 9 - Refer to Data Set TENNIS2.DAT at...Ch. 9 - A common symptom of otitis media in young children...Ch. 9 - A common symptom of otitis media in young children...Ch. 9 - A common symptom of otitis media in young children...Ch. 9 - A common symptom of otitis media in young children...Ch. 9 - Polyunsaturated fatty acids in the diet favorably...Ch. 9 - Polyunsaturated fatty acids in the diet favorably...Ch. 9 - Polyunsaturated fatty acids in the diet favorably...Ch. 9 - Polyunsaturated fatty acids in the diet favorably...Ch. 9 - Prob. 22PCh. 9 - An instrument that is used in some blood-pressure...Ch. 9 - Prob. 24PCh. 9 - Prob. 25PCh. 9 - Prob. 65PCh. 9 - Prob. 66PCh. 9 - Prob. 67PCh. 9 - Prob. 68PCh. 9 - Prob. 69PCh. 9 - Prob. 70PCh. 9 - Prob. 71PCh. 9 - Prob. 72P
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