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10. In field experiments, researchers 

A. formulate conclusions based on extensive field notes.

B. use treatment conditions that already exist naturally.

C. avoid confounding variables by exposing the same participants to all treatments.
D. randomly assign participants to treatment conditions in natural settings.

i answerd C
10 years ago

Answers

Reed
I don't think so.
10 years ago
younes
is it B?
10 years ago

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