Wonnacott, Thomas H., 1935-
Introductory statistics
John Wiley & Son , 1969
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Hamburg, Morris
Basic statistics : a modern approach
Harcourt Brace Jovanovick, 1985
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Sobol, Marion Gross
Statistics for business and economics an action learning approach
McGraw-Hill , 1983
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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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