You would like to investigate whether smokers are more likely than nonsmokers to get lung cancer. You take the students

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You would like to investigate whether smokers are more likely
than nonsmokers to get lung cancer. You take the students in your
class, select half at random and tell them to smoke a pack of
cigarettes each day, and you tell the other half not to ever smoke.
Fifty years from now, you will analyze whether more smokers than
nonsmokers got lung cancer.

a. Is this an experiment or an observational study?
b. Summarize at least three issues or practical difficulties
with this plan.

You Would Like To Investigate Whether Smokers Are More Likely Than Nonsmokers To Get Lung Cancer You Take The Students 1 (78.42 KiB) Viewed 70 times

You would like to investigate whether smokers are more likely than nonsmokers to get lung cancer. You take the students in your class, select half at random and tell them to smoke a pack of cigarettes each day, and you tell the other half not to ever smoke. Fifty years from now, you will analyze whether more smokers than nonsmokers got lung cancer. a. Is this an experiment or an observational study? Experiment Observational Study ОО b. Summarize at least three issues or practical difficulties with this plan.