Answer the following questions for the data displayed in Table 6.5. a. Was either the explanatory (row)
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a. Was either the explanatory (row) or the response (column) variable fixed before the study was conducted?
b. Is this an example of an experiment or an observational study?
c. Is this a cross-classification, cohort, or case- control study? Explain.
d. Create a segmented bar chart for the data.
e. Create a simulation study to test the one- sided hypothesis that smokers are more likely to have lung cancer. Provide a p-value and state your conclusions.
f. Use Fishers exact test to test the one-sided hypothesis that smokers are more likely to have lung cancer. Provide a p-value and state your conclusions.
Table 6.5 Data from Richard Dolls case-control study on smoking and lung cancer.
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Related Book For
Practicing Statistics Guided Investigations For The Second Course
ISBN: 9780321586018
1st Edition
Authors: Shonda Kuiper, Jeff Sklar
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