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Dummy Variable Trap in Regression Models - Algosome Software Design
瀏覽：615
日期：2025-06-09
In the above model, the sum of all category dummy variable for each row is equal to the intercept value of that row - in other words there is perfect multi-collinearity (one value can be predicted from the other values). Intuitively, there is a duplicate ...看更多
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