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Flashcards in Multiple regression: assumptions Deck (4)
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1

What do assumptions tell us?

-How valid are the findings of our model?
-Is our model biased?

2

What is multicollinearity?

When predictor variables are correlated with each other (this is bad!)

3

What is a positive residual?

-higher score than is predicted by the equation
-Underestimate

4

What is a negative residual?

-Lower score than is predicted by equation
-Overestimate