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QUESTION
Which of the following statements best describes a characteristic of an observational study? The researcher imposes, for example, a treatment on the sample population and then observes their response.
Which of the following statements best describes a characteristic of an observational study?
The researcher imposes, for example, a treatment on the sample population and then observes their response.
The researcher determines relationships among variables.
The individuals are observed the exact way they act in real life.
It is the best method to learn about cause-effect relationships.
