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Statistics for business and economics
Heitzman, William R., (1980)
Mathematical methods of statistics
Cramér, Harald, (1957)
Statistical methods in economics
Guthrie, Harold W., (1966)
An introduction to linear statistical models
Graybill, Franklin A., (1961)
Introduction to the theory of statistics
Mood, Alexander Mac Farlane, (1963)
Probability and statistics : essays in honor of Franklin A. Graybill
Srivastava, Jaya N., (1988)