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# What is Represented by Residuals?

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Residual plots are used to evaluate assumptions in regression.

What do the residuals represent?

A

The difference between the actual $Y$ values and the mean of $Y$.

B

The difference between the actual $Y$ values and the predicted $Y$ values.

C

The square root of the slope.

D

The predicted value of $Y$ for the average $X$ value.