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A study is conducted to investigate the relationship between owning plants and happiness. 100 subjects are randomly selected and data on whether or not a
A study is conducted to investigate the relationship between owning plants and happiness. 100 subjects are randomly selected and data on whether or not a plant is owned and a happiness score (1-10, 10 being extremely happy) are obtained.
a.Is this an experiment or an observational study? Explain.
b.What are the explanatory and response variables?
c.Give an example of a potential confounding factor.
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