The boxplots below depict the residuals from two separate fitted regressions. For which model (#1 or #2) is the SSE smaller? Why?

Solution: Model #1, because the residuals are more concentrated around zero, which implies a smaller SSE.

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Stats Solution Summary

Descriptive statistics are crucial to quickly depict a variable’s distribution. And in the context of the calculation of descriptive statistics, using graphical depictions could be even more usefil

A box plot in this case plays an important role at depicting the distribution overall, with a clear view of what the outliers are, if any.