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A control variable is: A. Measured to show the effect of a change. B. Kept the same to make an experiment a fair test. C. Collected to draw conclusions. D. Changed to test a hypothesis. It’s in between
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A control variable is:

A. Measured to show the effect of a change.
B. Kept the same to make an experiment a fair test.
C. Collected to draw conclusions.
D. Changed to test a hypothesis.

It’s in between a and b, they’re both technically true no?

User Sergey Repin
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Answer:

B: kept the same to make an experiment a faith test

User MrGumble
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