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Dr. Longman wanted to know about the effect of light on work performance. She changed the lights for one group and left the lights the same for another. She was doing a(n):

A. correlational study.
B. naturalistic observation.
C. survey.
D. experiment.

2 Answers

4 votes

Answer:

d

Step-by-step explanation:

User Mlwacosmos
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4 votes

The answer is D experiment


User Aufziehvogel
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