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Problem 1B Determination of Confounding Factors using a Test of Independence Age and CVD Frequencies Age Incident CVD No CVD Total 45 (36 555 <50 600 50+ 339 400 61 106 Total 894 1000 B. Is age independent of incident CVD? Perform a y2 test of independence Remember to document the five steps used in hypothesis testing. C. Why is age a confounding factor in this example?

Problem 1B Determination of Confounding Factors using a Test of Independence Age and CVD Frequencies Age Incident CVD No CVD Total 45 (36 555 <50 600 50+ 339 400 61 106 Total 894 1000 B. Is age independent of incident CVD? Perform a y2 test of independence Remember to document the five steps used in hypothesis testing. C. Why is age a confounding factor in this example?

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
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Question 1B 

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Problem 1B Determination of Confounding Factors using a Test of Independence Age and CVD Frequencies Age Incident CVD No CVD Total 45 (36 555 <50 600 50+ 339 400 61 106 Total 894 1000 B. Is age independent of incident CVD? Perform a y2 test of independence Remember to document the five steps used in hypothesis testing. C. Why is age a confounding factor in this example?
Transcribed Image Text:Problem 1B Determination of Confounding Factors using a Test of Independence Age and CVD Frequencies Age Incident CVD No CVD Total 45 (36 555 <50 600 50+ 339 400 61 106 Total 894 1000 B. Is age independent of incident CVD? Perform a y2 test of independence Remember to document the five steps used in hypothesis testing. C. Why is age a confounding factor in this example?
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