Lapin, Lawrence L.
Statistics for modern business decisions
Harcourt Brace Jovanovich, 1990
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Conover, W.J.
Introduction to modern business statistics
Wiley, 1983
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Freund and Williams modern business statistics
revised by Benjamin Perles and Charles Sullivan
Prentice-Hall, 1979
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Runyon, Richard P.
Business statistics
Ill. Richard D. Irwin , 1982
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Gregory, Derek
Statistics for business
McGraw-Hill , 1978
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