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
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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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