| standard deviation |
A measure of the dispersion of random errors about the mean value. If a large numberof measurements or observations of the same quantity are made, the standard deviation is the square root of the sum of the squares of deviations from the mean value divided by the number of observations less one.
출처: www.eurofix.tudelft.nl/glossary.htm
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| standard |
A tune universally accepted and played by many jazz musicians. Many standards are tin pan alley and Broadway songs from the 30s, 40s and 50s. Others are strictly jazz compositions by such as Monk, Parker, Coltrane and Davis which have become accepted as standards (these are called jazz standards). A professional jazz musician is expected to know many, many standards.
출처: www.humboldt1.com/~jazz/glossary.html
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| standard |
(a) A document, established by consensus and approved by an accredited standards development organization, that provides for common and repeated use, rules, guidelines, or characteristics for activities or their results, aimed at the achievement of the optimum degree of order and consistency in a given context. [IEEE 91] (b) Something set up and established by authority, custom, or general consent as a rule for the measure of quantity, weight, extent, value, or quality as a model or example.
출처: www.sei.cmu.edu/opensystems/glossary.html
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| standard error |
A measure of an estimate's variability. The greater the standard error in relation to the size of the estimate, the less reliable the estimate.
출처: www.census.gov/hhes/www/poverty/definitions.html
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| standard deviation |
The square root of the average of the squares of deviations about the mean of a set of data. Standard deviation is a statistical measure of spread or variability.
출처: mbmgquake.mtech.edu/seismic_glossary.html
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