which is the best describe why control are necessary in an experiment? A. to show more growth in the control than with variable,B. control aren't necessary but are merely options of an which is the best describe why control are necessary in an experiment? A. to show more growth in the control than with variable,B. control aren't necessary but are merely options of an @Mathematics

Question

which is the best describe why control are necessary in an experiment?  A. to show more growth in the control than with variable,B. control aren't necessary but are merely options of an  which is the best describe why control are necessary in an experiment?  A. to show more growth in the control than with variable,B. control aren't necessary but are merely options of an  @Mathematics

anonymous · Answer

controls are necessary for creating a norm or a homeostasis for your experiment

anonymous · Answer

it allows to see a more drastic change

anonymous · Answer

look up placebo effect, that might help understanding it better

anonymous · Answer

Because you need to compare the experience with a control group in order to identify and corelate the data to then produce some knowledge.

anonymous · Answer

basically to extract more precise data on variable group