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This article is a part of the newest book:
Confounding parameters (aka third parameters) is actually variables your specialist didn’t control, otherwise eradicate, damaging the interior validity away from a research.
Exactly what are Confounding Variables?
A beneficial confounding variable, called a third changeable or an intermediary changeable, impacts the independent changeable and you may built varying. Becoming unacquainted with otherwise neglecting to control having confounding details will get cause the specialist to analyze the outcome wrongly. The outcome get show an untrue correlation amongst the founded and you can independent details, leading to an incorrect rejection of your null theory.
The trouble with Confounding Variables
It proceed to structure a study, and set regarding the collecting research.
