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Unformatted text preview: population. 5. Cause-and-effect conclusions can not generally be made on the basis of an observational study. 6. Cause-and-effect conclusions can generally be made on the basis of randomized experiments. 7. A statistically significant finding does not necessarily have practical significance or importance. When a study reports a statistically significant finding, find out the magnitude of the relationship or difference....
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- Fall '08