100825u - AGENDA Some statistics related quotes Importance...

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Sheet1 Page 1 AGENDA Some statistics related quotes Importance of Probability and Statistics Basic Concepts Treatment of data SOME STATISTICS RELATED QUOTES In order to improve a process, you must first be able to measure it Right the first time There are three types of liars: Liars, damn liars, and statisticians IMPORTANCE OF PROBABILITY AND STATISTICS Walter Shewhart, 1920: s Crosby, — Quality is Free± Juran Deming, 14 points Malcolm Baldridge Award Tom Peters, Harley-Davidson Tools Ishikawa, Pareto, and SPC Charts JIT Benchmarking 6 Sigma, Motorola BASIC CONCEPTS Unit Single entity of interest Different measures Population Set of all units of interest present Sample Subset of the population present Measurements actually collected Samples should random not be biased Sample size Number of units in the sample that are taken for measurement EXAMPLE Sample Mean Average value of sample Sample Standard Deviation Measurement of spread or variation in measurements Situation Company uses automatic equipment to fill bottles
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This note was uploaded on 11/21/2010 for the course INDE INDE2333 taught by Professor Chung during the Fall '09 term at University of Houston.

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100825u - AGENDA Some statistics related quotes Importance...

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