Examlex
What is a source of possible iron contamination?
Main Effect
The direct impact of an independent variable on a dependent variable, disregarding the effects of or interactions with other variables.
Interaction Effect
In experimental design, the effect on the dependent variable that occurs from the combined influence of two or more independent variables.
Factorial Research Design
An experimental design technique that involves studying the effects of two or more factors by changing them simultaneously to observe their interactions on dependent variables.
Independent Variables
Factors that are manipulated or varied in an experiment to observe their effect on dependent variables.
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