Mathematics, 31.05.2021 20:50 jb141553
A few studies have suggested that people who live within a few hundred yards of high-voltage power lines are more likely to get certain forms of cancer. It would be both unethical and impractical to conduct a controlled experiment to establish cause and effect in this situation.
Required:
Describe two ways in which researchers can seek to establish cause and effect that do not involve experiments.
Answers: 1
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