Verfahren, Frau Arent fUr ihre Geduld und Sorgfalt bei der Anfertigung des neuen Manuskripts, Frau Christa Wendt fur einige neue Zeichnungen, sowie dem Verlag fur sein Bemiihen urn eine preiswerte Ausgabe. Dank gebiihrt auch der Advanced Research Project Agency, aus deren Forschungsmitteln das Engineering Psychology Laboratory der University of Michigan teilweise zum Lebensunterhalt des zweiten Verfassers wahrend der Bearbeitung dieser Neuauflage beitrug. Ann Arbor, Michigan und Hamburg Peter R. Hofstatter und Dirk Wendt IN HALT 1 I Wissen und Zufall ............... . 1 1. Grundlegendes zur...

Human decision making involves problems which are being studied with increasing interest and sophistication. They range from controversial political decisions via individual consumer decisions to such simple tasks as signal discriminations. Although it would seem that decisions have to do with choices among available actions of any kind, there is general agreement that decision making research should pertain to choice prob lems which cannot be solved without a predecisional stage of finding choice alternatives, weighing evidence, and judging values. The ultimate objective of scientific...