| 单词 | central tendency |
| 释义 | > as lemmascentral tendency central tendency n. Statistics a value understood as located at the centre (variously interpreted) of a probability distribution, as the mean, median, mode, etc.; a set of data associated with this value.Often used in the social sciences. ΚΠ 1904 E. L. Thorndike Introd. Theory Mental & Social Measurem. x. 138 The less the variability amongst the individual samples, the less will be the divergence..from the true measure of the central tendency. 1915 Bull. U.S. Bureau of Labor Statistics No. 173. 20 The concentration about the central tendency is greater in the actual than in the ‘normal’ distribution. 1962 Economica 29 35 On either side of this central tendency, the distribution appears to tail off fairly symmetrically. 2014 Independent (Nexis) 23 June (Business section) 57 The table shows the central tendency of the economic projections.., which excludes the three highest and three lowest projections for each variable in each year. < as lemmas |
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