Gregory, Derek
Statistics for business
McGraw-Hill , 1978
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Fleming, Michael C.
The essence of statistics for business
Prentice-Hall, 1991
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Hamburg, Morris
Basic statistics : a modern approach
Harcourt Brace Jovanovick, 1985
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Mills, Richard L.
Statistics for applied economics and business
McGraw-Hill Kogakusha, 1977
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Kazmier, Leonard J.
Schaum's easy outlines business statistics
McGraw-Hill, 2003
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