When the assumptions of the linear model are met, a plot of the residuals will show a slope different from zero if the numerical factor is significant.

Name: When the assumptions of the linear model are met, a plot of the residuals will show a slope different from zero if the numerical factor is significant.
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Question

Quizplus · Accepted Answer

A plot of the residuals in a correctly specified linear model should show no discernible pattern, including no systematic slope, regardless of the significance of any numerical factors.

When the Assumptions of the Linear Model Are Met, a Plot