Manual 7A, Manual on Presentation of Data and Control Chart Analysis - Tapa blanda

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This is the seventh edition of the original ASTM Manual on Presentation of Data, STP 15 , first published in 1933. The manual presents information regarding statistical and quality control methods and makes recommendations for their application in engineering work. Organization is in three sections discussing frequency distributions, simple statistical measures, and the essential information contained in a single set of n observations; the problems of expressing plus or minus limits of uncertainty for various statistical measures and working rules for rounding-off observed results to an appropriate number of figures; and the control chart method for the analysis of observational data obtained from a series of samples. Annotation c. Book News, Inc., Portland, OR (booknews.com)