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When developing an experimental design, which action would improve the

quality of the results?
O A. Have a different researcher make the measurements.
OB. Ensure that it answers a question about cause and effect.
C. Include as many responding variables as possible.
OD. Keep the sample size of test subjects to a minimum.
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1 Answer

6 votes

Answer:

A

Step-by-step explanation:

I'm right I took the test

User Schouk
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