The Difference Between an Experiment and an Observational Study Is

question 32

Multiple Choice

The difference between an experiment and an observational study is that

• A) observational studies don't have explanatory and response variables.
• B) experiments don't have placebos.
• C) an experiment imposes treatments on subjects, while an observational study accepts existing treatments.
• D) experiments are double-blind, while observational studies are only single-blind.
• E) All of the above

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Definitions:

Breach of Contract

The act of not executing any part of a contract, either written or oral, lacking a legitimate legal rationale.

Non Est Factum

A legal defense claiming a person signed a document without understanding its nature due to a fundamental mistake.

Duress

A situation where a person is forced or compelled to act against their will or to enter into a contract due to threats, violence, or other pressure.

Unconscionability

A legal doctrine that describes terms in a contract that are so unjust or overwhelmingly one-sided that they are deemed unenforceable.