Ott, L., & Mendenhall, W. (1985). Understanding Statistics (4th ed.). PWS Publishers.
Chicago Style (17th ed.) CitationOtt, Lyman, and William Mendenhall. Understanding Statistics. 4th ed. USA: PWS Publishers, 1985.
MLA (9th ed.) CitationOtt, Lyman, and William Mendenhall. Understanding Statistics. 4th ed. PWS Publishers, 1985.
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