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Build your confidence in understanding, calculating, and interpreting statistics with STATISTICS PLAIN AND SIMPLE, Fourth Edition. This straightforward, conversational introduction to statistics presents just what its title promises -- a plain and simple overview that is clear, concise, and sparing in its use of jargon. A modular format presents material in easy-to-manage sections. You'll develop a strong awareness of the interaction between statistical methods and research methods along with a solid working knowledge of basic statistical cautions in research design, a strong understanding of the concept of significance, and the critical thinking skills necessary to apply these ideas.