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pro vyhledávání: '"Wendell E. Jeffrey"'
Autor:
Wendell E. Jeffrey
Publikováno v:
Child Development. 29:269-275
Recently there have been various discussions of perceptual development (4, 8), response factors in learning (7), or early discrimination learning (5) which are in general concerned with an organism's early experience with stimuli and the effects of t
Autor:
Wendell E. Jeffrey, Leslie B. Cohen
Publikováno v:
Journal of Experimental Child Psychology. 2:248-254
Two groups of children, ranging in age from 3 years to 3 years and 9 months and from 4 years and 3 months to 5 years, were run in a simple 2-choice situation with undiscriminable stimuli and 100%, 50%, and 33% reinforcement regardless of their respon
Autor:
Wendell E. Jeffrey
Publikováno v:
Contemporary Psychology: A Journal of Reviews. 11:100-104
Autor:
Wendell E. Jeffrey
Publikováno v:
Child Development. 32:305-310
In a previous study in this series it was found that children had great difficulty discriminating between tones of different pitch (4)- It was shown that at least part of the difficulty was due to the response required of S. Another condition of part
Autor:
Wendell E. Jeffrey
Publikováno v:
Psychological Reports. 3:555-560
Autor:
Richard S. Bogartz, Wendell E. Jeffrey
Publikováno v:
Psychological Reports. 8:15-19
Autor:
Wendell E. Jeffrey, D. D. Kluppel
Publikováno v:
Psychological Reports. 10:191-202
Autor:
Wendell E. Jeffrey
Publikováno v:
Child Development. 29:531-538
Publikováno v:
Transactions of the New York Academy of Sciences. 30:992-1000
Autor:
Wendell E. Jeffrey
Publikováno v:
Contemporary Psychology: A Journal of Reviews. 66:358-361358, 360