The diameters of 50 steel rods are measured and saved as values of the variable DISTANCE in the following data set: * data measures; input diameter @@; label diameter='Diameter in mm'; datalines; ...

The distances between two holes cut into 50 steel sheets are measured and saved as values of the variable DISTANCE in the following data set: * data sheets; input distance @@; label distance='Distance ...

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Abstract: Probability density function (PDF) curves are among the few charts on a Cartesian coordinate system that are commonly presented without y-axes. This design decision may be due to the lack of ...

Residual plots can be used to validate assumptions about the regression model. A formal test of lack of fit can be done when there are replicates at some combinations of the predictor values. The ...