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In August 1976, tuberculosis case) in Corinth, Mississippi. the student's disease was caused by drug-re miologic investigation was conducted at th the rates of positive tuberculin reaction dete dents according to the degree of exposure t the proportions of students with infection, h state clearly your null and alternative hypot was diagnose Subsequentl

In August 1976, tuberculosis case) in Corinth, Mississippi. the student's disease was caused by drug-re miologic investigation was conducted at th the rates of positive tuberculin reaction dete dents according to the degree of exposure t the proportions of students with infection, h state clearly your null and alternative hypot was diagnose Subsequentl

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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6.11 In August 1976, tuberculosis was diagnosed in a high school student (index case) in Corinth, Mississippi. Subsequently, laboratory studies revealed that the student's disease was caused by drug-resistant tubercule bacilli. An epide- miologic investigation was conducted at the high school. Table E6.11 gives the rates of positive tuberculin reaction determined for various groups of stu- dents according to the degree of exposure to the index case. Test to compare the proportions of students with infection, high exposure versus low exposure; state clearly your null and alternative hypotheses and choice of test size. TABLE E6.11 Exposure level High Low Number tested 129 325 Number positive 63 36
Transcribed Image Text:6.11 In August 1976, tuberculosis was diagnosed in a high school student (index case) in Corinth, Mississippi. Subsequently, laboratory studies revealed that the student's disease was caused by drug-resistant tubercule bacilli. An epide- miologic investigation was conducted at the high school. Table E6.11 gives the rates of positive tuberculin reaction determined for various groups of stu- dents according to the degree of exposure to the index case. Test to compare the proportions of students with infection, high exposure versus low exposure; state clearly your null and alternative hypotheses and choice of test size. TABLE E6.11 Exposure level High Low Number tested 129 325 Number positive 63 36
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