W. Edwards Deming - Statistical Quotes

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They realized that the gains that you get by statistical methods are gains that you get without new machinery, without new people. Anybody can produce quality if he lowers his production rate. That is not what I am talking about. Statistical thinking and statistical methods are to Japanese production workers, foremen, and all the way through the company, a second language. In statistical control you have a reproducible product hour after hour, day after day. And see how comforting that is to management, they now know what they can produce, they know what their costs are going to be.

W. Edwards Deming
Pencil and paper for construction of distributions, scatter diagrams, and run-charts to compare small groups and to detect trends are more efficient methods of estimation than statistical inference that depends on variances and standard errors, as the simple techniques preserve the information in the original data.

W. Edwards Deming
You need not be a mathematical statistician to do good statistical work, but you will need the guidance of a first class mathematical statistician.

W. Edwards Deming
Your study of statistical methods will not displace any other knowledge that you have; rather, it will extend your knowledge of engineering, chemistry, or economics, and make it more useful.

W. Edwards Deming
A good engineer, or a good economist, or a good chemist, already has a good start, because the statistical method is only good science brought up to date by the recognition that all laws are subject to the variations which occur in nature.

W. Edwards Deming
Sampling is the science and art of controlling and measuring the reliability of useful statistical information through the theory of probability.

W. Edwards Deming
Statistical research is particularly necessary in the government service because of the high level of quality and economy that the public has the right to expect in government statistics.

W. Edwards Deming