A researcher wishes to see if there is a relationship between the hospital and the number of patient infections. A random sample of 3 hospitals was selected, and the number of infections for a specific year has been reported. The data are shown below. At α = 0.05, can it be concluded that the number of infections is related (dependent) to the hospital where they occurred?
A researcher wishes to see if there is a relationship between the hospital and the number of patient infections. A random sample of 3 hospitals was selected, and the number of infections for a specific year has been reported. The data are shown below. At α = 0.05, can it be concluded that the number of infections is related (dependent) to the hospital where they occurred?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
Related questions
Question
A researcher wishes to see if there is a relationship between the hospital and the number of patient infections. A random sample of 3 hospitals was selected, and the number of infections for a specific year has been reported. The data are shown below. At α = 0.05, can it be concluded that the number of infections is related (dependent) to the hospital where they occurred?
Hospital | Surgical Site Infections | Pnemonia Infections | Bloodstream Infections |
A | 41 | 27 | 51 |
B | 36 | 3 | 40 |
C | 169 | 106 | 109 |
Totals | 246 | 136 | 200 |
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