Walpole, Ronald E.
Introduction to statistics
Macmillan, 1968
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Sigel, Andrew F.
Statistics and data analysis: an introduction
John Wiley & Sons, 1996
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Mood, Alexander McFarlane, 1913-
Introduction to the theory of statistics
McGraw-Hill , 1974
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Mood, Alexander McFarlane, 1913-
Introduction to the theory of statistics
McGraw-Hill, 1963
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Keeping, E.S.
Introduction to statistical inference
Van Nostrand Reinhold, 1962
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