The contingency table shows results from the German study about whether there was an association between mobile
Question:
a. The study was retrospective. Explain what this means.
b. Explain what is meant by cases and controls in the headings of the table.
c. What proportion had used mobile phones, of those in the study who (i) had eye cancer and (ii) did not have eye cancer?
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Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9780321755940
3rd Edition
Authors: Alan Agresti, Christine A. Franklin
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