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13 votes
What is a control group?

A. An experiment where you only test two variables at a time.

B. An experiment that you don't change any variables.

C.An experiment where you only make quantitative observations.

D An experiment where data is collected.

2 Answers

9 votes

Answer:

B. An experiment that you don't change any variables.

Step-by-step explanation:

answered
User Broderick
by
8.3k points
0 votes

Answer:

B. An experiment that you don't change any variables.

answered
User RobbiewOnline
by
8.4k points

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