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Preface to First Edition - lib

Preface to First Edition - lib

Preface to First Edition - lib

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126 LOGISTIC REGRESSION AND GENERALISED LINEAR MODELSR> plot(globulin ~ fibrinogen, data = plasma, xlim = c(2, 6),+ ylim = c(25, 55), pch = ".")R> symbols(plasma$fibrinogen, plasma$globulin, circles = prob,+ add = TRUE)globulin25 30 35 40 45 50 552 3 4 5 6fibrinogenFigure 7.4Bubbleplot of fitted values for a logistic regression model fitted <strong>to</strong> theplasma data.bility of a ESR value larger 20 for all observations can be computed, followingformula (7.2), byR> prob

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