英语词汇“kurtosis”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	kurtosis
释义	WordReference Random House Unabridged Dictionary of American English © 2024 kur•to•sis (kûr tō′sis),USA pronunciation n. [Statistics.] Statisticsthe state or quality of flatness or peakedness of the curve describing a frequency distribution in the region about its mode. irregularly transliteration of Greek kýrtōsis curvature. See cyrtosis 1900–05 Collins Concise English Dictionary © HarperCollins Publishers:: kurtosis /kəˈtəʊsɪs/ n a measure of the concentration of a distribution around its mean, esp the statistic B₂ = m₄/m₂² where m₂ and m₄ are respectively the second and fourth moment of the distribution around the mean. In a normal distribution B₂ = 3 Etymology: from Greek: curvature, from kurtos arched
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更新时间：2025/9/16 19:11:33