12.10 Simple Linear Regression: Always Plot Your Data!

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A quick look at a few cautions about simple linear regression.

Anscombe’s quartet can be found in:
Anscombe, F. (1973). Graphs in statistical analysis. American Statistician, 27:17–21.

The fuel use vs speed data is found in:
West, B.H., McGill,R.N., Hodgson, J.W., Sluder, S.S. , and Smith D.E., Development and Verification of Light-Duty Modal Emissions and Fuel Consumption Values for Traffic Models, FHWA-RD-99-068, U.S. Department of Transportation, Federal Highway Administration, Washington, DC, March 1999.

The life expectancy vs television data is a random sample from the 2008 Economist Pocket World in Figures.

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