Asked by isa
Which best describes the purpose of a control sample?
to have more quantitative data to analyze at the end of the experiment
to have more qualitative data to analyze at the end of the experiment
to compare its results to those of a well-known scientist
to compare its results to those with the experimental sample
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GPT-5 mini
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to compare its results to those with the experimental sample
A control sample provides a baseline so you can tell whether the experimental treatment caused any change — it isolates the effect of the independent variable.
A control sample provides a baseline so you can tell whether the experimental treatment caused any change — it isolates the effect of the independent variable.
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