6. Remember that the least-squares line may be the best line (in that it has a smaller...
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6. Remember that the least-squares line may be the “best” line (in that it has a smaller sum of squared deviations than any other line), but that doesn’t necessarily mean that the line will produce good predictions. Be cautious of predictions based on a least-squares line without any information about the adequacy of the linear model, such as se and r2.
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Introduction To Statistics And Data Analysis
ISBN: 9781305445963
5th Edition
Authors: Roxy Peck, Chris Olsen, Jay L Devore
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