| 释义 |
Yerkes–Dodson, n. Psychol.|ˌjɜːks ˈdɒdsən|
The names of Robert M. Yerkes, U.S. primatologist (see Yerkish n. (and a.)), and John D. Dodson, 20th-cent. U.S. behaviourist, used attrib. to designate a law (stated by them in Jrnl. Compar. Neurol. & Psychol. (1908) XVIII. 459) which states that the optimum level of motivation for learning a task decreases as the difficulty of the task increases.
[1924R. Simmons in Compar. Psychol. Monogr. vii. 3 Cole..has tested for chicks this law of Yerkes and Dodson and in general it was found to apply.] 1929E. M. Ligon in Ibid. xxviii. 3 The most important finding in relation to the second problem was the Yerkes–Dodson law, that the more difficult the problem, the less the optimal punishment. 1936P. T. Young Motivation of Behavior 280 The Yerkes–Dodson Law. One of the ancient justifications for the punishment of criminals has been that punishment deters the individual from repeating the act when released. The same argument applies to children and to animals. 1957Jrnl. Exper. Psychol. LIV. 345 (heading) Emotionality and the Yerkes–Dodson law. 1982Psychophysiol. XIX. 282 It was hypothesized that a curvilinear function would be obtained in the suggestion groups following the Yerkes–Dodson law for moderately difficult tasks. |