![]() Plot(dist ~ speed, data = cars, xlab = "Speed (in Miles Per Hour)", ylab = "Stopping Distance (in Feet)", main = "Stopping Distance vs Speed", pch = 20, cex = 2, col = "grey") 17.3.6 Confidence Intervals for Mean Response.16 Variable Selection and Model Building.14.2.5 poly() Function and Orthogonal Polynomials.14.1.1 Variance Stabilizing Transformations.11.3.1 Factors with More Than Two Levels.11 Categorical Predictors and Interactions.9.2.3 Confidence Intervals for Mean Response.8.10 Significance of Regression, F-Test.8.8 Prediction Interval for New Observations. ![]()
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