Pristine

What is the odds ratio for tumors for fish in the polluted lake compared to the pristine lake?

Assignment Humans aren’t the only animals that get cancer; other organisms get tumors, as well, and their risk may be influenced by environmental factors. An ecologist decides to study whether pollution in lakes causes cancer, so he collects 100 fish from each of two lakes, one known to be polluted and the other known to […]

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