Häufig werden in grafischen Darstellungen Werte einer Zeitreihe linear interpoliert, um einen groben Eindruck ihres Verlaufs zu geben. Das Ergebnis ist ein Streckenzug, in dem einzelne Geradenstücke aneinandergehängt sind, wobei die Ausgangsdaten des Streckenzugs die Knickpunkte bilden....

Classical regression analysis uses partial coefficients to measure the influences of some variables (regressors) on another variable (regressand). However, a descriptive point of view shows that these coefficients are very bad measures of influence. Their interpretation as an average change of...

Classical regression analysis uses partial coefficients to measure the influences of some variables (regressors) on another variable (regressand). However, a descriptive point of view shows that these coefficients are very bad measures of influence. Their interpretation as an average change of...