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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Two-factor theory of intelligence ： ウィキペディア英語版 Two-factor theory of intelligence (詳細はCharles Spearman developed his two-factor theory of intelligence using factor analysis.〔 His research not only led him to develop the concept of the ''g'' factor of general intelligence, but also the ''s'' factor of specific intellectual abilities.〔 L. L. Thurstone, Howard Gardner, and Robert Sternberg also researched the structure of intelligence, and in analyzing their data, concluded that a single underlying factor was influencing the general intelligence of individuals. However, Spearman was criticized in 1916 by Godfrey Thomson, who claimed that the evidence was not as crucial as it seemed.〔 Modern research is still expanding this theory by investigating Spearman's law of diminishing returns,〔 and adding connected concepts to the research.〔 == Spearman's two-factor theory of intelligence == In 1904,〔Kalat, J.W. (2014). ''Introduction to Psychology, 10th Edition.'' Cengage Learning. pg. 295〕 Charles Spearman had developed a statistical procedure called factor analysis. In factor analysis, related variables are tested for correlation to each other, then the correlation of the related items are evaluated to find clusters or groups of the variables.〔Weiten, W. (2013). ''Psychology: Themes and Variations'' (9th ed.). Thomson Wadsworth Publishing. pg. 356〕 Spearman tested how well people performed on various tasks relating to intelligence. Such tasks include: distinguishing pitch, perceiving weight and colors, directions, and mathematics.〔 When analyzing the data he collected, Spearman noted that those that did well in one area also scored higher in other areas. With this data, Spearman concluded that there must be one central factor that influences our cognitive abilities. Spearman termed this general intelligence ''g''.〔Myers, D.G. (2009). ''Psychology: Ninth Edition in Modules.'' Worth Publishers. ISBN 1-4292-1638-7. pg. 405〕〔Thomson, G.H. (1947). "Charles Spearman. 1863-1945". Obituary Notices of Fellows of the Royal Society 5 (15): 373. doi:10.1098/rsbm.1947.0006.〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Two-factor theory of intelligence」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.