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jettpaquin
jettpaquin
02.09.2020 • 
Mathematics

Medical researchers followed 6272 Swedish men for 30 years to see if there was any association between the amount of fish in their diet and prostate cancer. Fish consumption Total subects Prostate cancersNever / seldom 124 14Small part of diet 2621 201Moderate Part 2978 209 Large part 549 42Medical researchers followed 6272 Swedish men for 30 years to a) Is this a survey, a retrospective study, a prospective study, or an experiment? Explain
b) Is this a test f homogeneity or independence?
c) Do you see evidence of an association between the amount of fish in a man’s diet and his risk of developing prostate cancer?
d) Does this study prove that eating fish does not prevent prostate cancer? Explain.

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