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All the independent variables in a multiple regression analysis Group of answer choices can be either quantitative or qualitative or both. must be either quantitative or qualitative but not a mix of both. must be quantitative. must assume only positive values.

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Answer:

must be quantative and assume only positive values

Step-by-step explanation:

In a multiple regression model, variables are quantified as the model is represented by an equation. The independent variables are always positive but their coefficients can be negative.

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