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Determine If the Following Scenario Is an Observational Study or a Controlled

question 48

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Determine if the following scenario is an observational study or a controlled experiment. A doctor is interested in determining whether a certain medication increases the risk of high blood pressure. He randomly selects 100 people for his study - 50 who will take the medication, and 50 who will take a placebo. He checks the patients' blood pressures weekly for six months.


Definitions:

Child Labor

The employment of children in any work that deprives them of their childhood, interferes with their ability to attend regular school, and is mentally, physically, socially, or morally harmful.

Moral Idealism

Moral idealism is an ethical perspective that places great importance on individual rights and intentions, often prioritizing moral principles above practical considerations in decision-making processes.

Toxic Chemical

A substance that can cause harm or damage to living organisms and the environment upon exposure.

Bottled Water

Packaged water intended for drinking, sold in individual plastic or glass containers.

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