| 单词 | chi-square test |
| 释义 | chi-square testnoun Statistics.a test devised by Karl Pearson that uses the quantity chi-square for testing the mathematical fit of a frequency curve to an observed frequency distribution. Also chi-squared test [kahy-skwaird]. /ˈkaɪˌskwɛərd/. Origin of chi-square testFirst recorded in 1935–40 Words nearby chi-square testChishtiya, Chisimaio, Chişinău, chi-square, chi-square distribution, chi-square test, chit, Chita, chital, chitarrone, chitchat Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for chi-square testchi-square test nounstatistics a test derived from the chi-square distribution to compare the goodness of fit of theoretical and observed frequency distributions or to compare nominal data derived from unmatched groups of subjects Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for chi-square testchi-square test n.A test that uses the chi-square statistic to test the fit between a theoretical frequency distribution and a frequency distribution of observed data for which each observation may fall into one of several classes. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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