Strands #248 “Strumming Right...
Quizzes & Puzzles2 mins ago
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For more on marking an answer as the "Best Answer", please visit our FAQ.ok then a control group is a group that validates your investigation by saying that it was not a fluke...for example....if it was to see the effects of a drug,...then the control group would carry out the investigation without the drug and therefore no result should be seen.
An independant variable is an experimental variable that you control..ie the amount of the drug taken or time over which it is allowed to act...
the dependant variable is what varies as a result of your experiment....i.e. what you are measuring///
hope this answers your question
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