Interaction between factors occurs when the effect of one factor depends on different levels of the other factors.

Question

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Interaction between factors in an experiment or statistical model occurs when the effect of one factor (independent variable) on the dependent variable changes depending on the level of another factor. This means the impact of one factor is not consistent across all levels of the other factors, indicating that the factors do not operate independently of each other.

Interaction Between Factors Occurs When the Effect of One Factor