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Walter A. Shewhart Quotes:

Walter A. Shewhart quotes

Ocupation: Engineer

Life: March 18, 1891 - March 11, 1967

Birthday: March 18

Death: March 11

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Postulate 2. Constant systems of chance causes do exist in nature.

source: - "Economic Control of Quality of Manufactured Product" by Walter A. Shewhart, (p. 8), 1931.

Topics: Causes, Chance, Constant

quote postulate 1 all chance systems of causes are not alike in the sense that they enable walter a shewhart Quotes

Postulate 1. All chance systems of causes are not alike in the sense that they enable us to predict the future in terms of the past.

source: - "Economic Control of Quality of Manufactured Product" by Walter A. Shewhart, (p. 8), 1931.

Topics: Past, Causes, Chance

Postulate 3. Assignable causes of variation may be found and eliminated.

source: - "Economic Control of Quality of Manufactured Product". Book by Walter A. Shewhart, p. 8, 1931.

Topics: May, Causes, Variation

Rule 1. Original data should be presented in a way that will preserve the evidence in the original data for all the predictions assumed to be useful.

source: - Walter A. Shewhart (2012). “Statistical Method from the Viewpoint of Quality Control”, p.88, Courier Corporation

Topics: Data, Way, Should

Both pure and applied science have gradually pushed further and further the requirements for accuracy and precision. However, applied science, particularly in the mass production of interchangeable parts, is even more exacting than pure science in certain matters of accuracy and precision.

source: - "Statistical Method from the Viewpoint of Quality Control". Book by Walter A. Shewhart, p. 120, 1931.

Topics: Requirements, Matter, Mass, Mass Production, Applied Science

Every sentence in order to have definite scientific meaning must be practically or at least theoretically verifiable as either true or false upon the basis of experimental measurements either practically or theoretically obtainable by carrying out a definite and previously specified operation in the future. The meaning of such a sentence is the method of its verification.

source: - Walter A. Shewhart (2012). “Statistical Method from the Viewpoint of Quality Control”, p.94, Courier Corporation

Topics: Order, Measurement, Operations, Verification, True Or False

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