Bluman, A. G. (1995). Elementary statistics: A step by step approach (2nd.ed.). WCB.
Tohutoru Kātū Chicago (17th ed.)Bluman, Allan G. Elementary Statistics: A Step by Step Approach. 2nd.ed. Dubuque: WCB, 1995.
Tohutoro MLA (9th ed.)Bluman, Allan G. Elementary Statistics: A Step by Step Approach. 2nd.ed. WCB, 1995.
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