Using the interaction model as the full model, determine which models will need to be fit when testing whether or not (a) the dummy variable is needed in the regression model (b) the interaction mode...

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Using the interaction model as the full model, determine which models will need to be fit when testing whether or not (a) the dummy variable is needed in the regression model (b) the interaction model is a better fitting model than the no interaction model ...

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Using the interaction model as the full model, determine which models will need to be fit when

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Applied Biostatistics For The Health Sciences