বায়োগ্রাফি: Friedrich Prinzing is considered the founder of scientific medical statistics. He was a German doctor and medical statistician. As the son of a pastry chef, Prinzing grew up in Ulm, attended high school and studied medicine in Tübingen, Munich, Berlin, and Vienna from 1877 to 1883 when he finished his Ph.D. In 1885 he settled in his hometown of Ulm as a general practitioner, where he stayed until the end of his life. In 1888 he passed the Württemberg physics exam. From 1895 to 1929 he was a railway doctor, from 1900 to 1930 member of the Württemberg Medical Association, 1908 medical adviser, from 1914 to 1918 volunteer doctor in military service, from 1916 to 1930 representative of the senior physician, 1932 member of the Imperial German Academy of Natural Scientists (Leopoldina). He was also a member of the German Statistical Society and co-editor of the German Statistical Central Journal, the Society for Social Medicine, Hygiene and Medical Statistics.