Smith, Lee H.
Statistical analysis for business: a conceptual approach
Wadsworth, 1971
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Dubois, Edward N.
Essential statistical method for business
McGraw-Hill, 1979
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Bryant, Edward C.
Statistical analysis
McGraw-Hill, 1966
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Li, Jerome C.R.
Statistical inference
Edwards Brothers, 1964
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Meyer, Paul L.
Introductory probability and statistical applications
Addison-Wesley, 1970
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