A study involved identical twins where one of the twins smoked and the other twin did not smoke. Researchers determined whether the twins developed heart disease. The data are below. Is there a relationship between smoking and heart disease? Was one of the twins more likely to develop heart disease? Use a 5% level of significance. 1) the appropriate null and alternative hypotheses; 2) the appropriate test; 3) the decision rule; 4) the calculation of the test statistic; and 5) your conclusion including a comparison to alpha or the critical value. Non-Smoker Smoker Heart Disease No Heart Disease Total Heart Disease 33 55 88 No Heart Disease 15 70 85 Total 48 125 173
A study involved identical twins where one of the twins smoked and the other twin did not smoke. Researchers determined whether the twins developed heart disease. The data are below. Is there a relationship between smoking and heart disease? Was one of the twins more likely to develop heart disease? Use a 5% level of significance. 1) the appropriate null and alternative hypotheses; 2) the appropriate test; 3) the decision rule; 4) the calculation of the test statistic; and 5) your conclusion including a comparison to alpha or the critical value. Non-Smoker Smoker Heart Disease No Heart Disease Total Heart Disease 33 55 88 No Heart Disease 15 70 85 Total 48 125 173
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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A study involved identical twins where one of the twins smoked and the other twin did not smoke. Researchers determined whether the twins developed heart disease. The data are below. Is there a relationship between smoking and heart disease? Was one of the twins more likely to develop heart disease? Use a 5% level of significance. 1) the appropriate null and alternative hypotheses; 2) the appropriate test; 3) the decision rule; 4) the calculation of the test statistic; and 5) your conclusion including a comparison to alpha or the critical value.
|
|
Non-Smoker
|
|
|
Smoker
|
Heart Disease
|
No Heart Disease
|
Total
|
|
Heart Disease
|
33
|
55
|
88
|
|
No Heart Disease
|
15
|
70
|
85
|
|
Total
|
48
|
125
|
173
|
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