Frederick Franklin Stephan (May 17, 1903 – August 3, 1971)[1] was an American statistician and sociologist, mainly known for his contributions to survey sampling procedures.
Born in Chicago, he received his B.A.
[2] He taught at the University of Pittsburgh and at Cornell University, before he moved to Princeton University in 1947, where he was Professor of Social Statistics until his retirement in 1971, shortly before his death.
[3] Together with W. Edwards Deming, he introduced the iterative proportional fitting algorithm to estimate cell probabilities in contingency tables subject to constraints on the margins.
[5] He was named a Fellow of the American Statistical Association in 1939.