Sur l'homme et le développement de ses facultés, ou Essai de physique sociale
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Revision as of 13:12, 28 May 2012
Sur l'homme et le développement de ses facultés, ou Essai de physique sociale is a book by Quetelet, published in 1835 (In English translation, it is titled Treatise on Man, but a literal translation would be "On Man and the Development of his Faculties, or Essays on Social Physics"). In it, he outlines the project of a social physics and describes his concept of the "average man" (l'homme moyen) who is characterized by the mean values of measured variables that follow a normal distribution. He collected data about many such variables.