Date of Birth: 
About R. Dennis Cook
- Ralph Dennis Cook (born June 20, 1944) is an American statistician, mostly known for Cook's distance and the Cook–Weisberg test.
- Cook is a Professor of Statistics at the University of Minnesota. After graduating from Northern Montana College, Cook earned his master's and Ph.D.
- from Kansas State University.In 1982 he was elected as a Fellow of the American Statistical Association.
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