Bowley, Arthur
Elementary of statistics
Staples Press, 1948
Buku Teks
Johnson, Robert
Elementary statistics
PWS-Kent, 1984
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Christensen, Howard B.
Statistics step by step
Hoghton Mifflin, 1977
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Freund, John E.
Modern elementary statistics
Pearson Prentice Hall, 2007
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Chase, Clinton I.
Elementary statistical procedures
McGraw-Hill, 1984
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