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standard deviation

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standard deviation

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Statistics
ˌstandard deviˈation noun [countable]  technicalHMS a number in statistics that shows by how much members of a mathematical set can be different from the average set 〔统计学上的〕标准差
Examples from the Corpus
standard deviationMean and standard deviation of normally distributed results are shown; otherwise median and range are given.The distribution remains normal but the standard deviation decreases as the square root of n, the sample size.The standard deviation of the estimate of, B is calculated as follows: therefore, the standard deviation is:.
From Longman Business Dictionarystandard deviationˌstandard deviˈation [countable]STATISTICS a number that shows how widely members of a mathematically related group vary from the averageVolatility as measured by the standard deviation of daily stock price movements has frequently been much higher than it is today. deviation
ˌstandard deviˈation nounChineseSyllable
how that shows by a number in Business statistics Corpus


standard deviation
ˌstandard deviˈation noun [countable]
technical a number in statistics that shows by how much members of a mathematical set can be different from the average set


standard deviationBrE /ˌstændəd ˌdiːviˈeɪʃn/ 🔊NAmE /ˌstændərd ˌdiːviˈeɪʃn/ 🔊 noun (mathematics 数学) the amount by which measurements in a set vary from the average for the set 标准差;标准偏差