Explain Goodness of Fit and Talk About the Issue of Adding

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The Answer is Adding an additional variable into the model will increase the R² variable (or, for a pathologically bad independent variable could have no effect on it). The more explanatory power a variable has, the more adding it into the model will increase the R²value. When we include irrelevant variables into the model, we are improve the goodness of fit only a small amount. However, adding an irrelevant variable does not cause bias.

Explain Goodness of Fit and Talk About the Issue of Adding

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Explain Goodness of Fit and Talk About the Issue of Adding

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Correct Answer:VerifiedShow Answer

Correct Answer:
Verified