THE EFFECTS OF MAZE-ARM LENGTH ON PERFORMANCE IN THE RADIAL-ARM MAZE

被引:23
作者
BROWN, MF
机构
[1] Department of Psychology, Villanova University, Villanova, 19085, PA
来源
ANIMAL LEARNING & BEHAVIOR | 1990年 / 18卷 / 01期
关键词
D O I
10.3758/BF03205234
中图分类号
B84 [心理学];
学科分类号
04 ; 0402 ;
摘要
Rats trained in a 16-arm radial maze with arms half the standard length demonstrated extremely low, but above chance, choice accuracy (Experiment 1). Rats trained in a 12-arm maze with short arms demonstrated a substantially higher degree of adjacent-arm responding than did rats trained in the same maze with long maze arms and, when response stereotypy was disrupted by a forced-choice procedure, the short-arm group chose less accurately than the long-arm group (Experiment 2). In a 16-arm maze with 8 short arms and 8 long arms, there was a strong preference for short arms and no evidence for a difference in the ability to discriminate previously visited arms from unvisited arms as a function of arm length, as measured by a two-alternative forced-choice procedure (Experiment 3). These results are interpreted as indicating that arm length affects a choice criterion, with a relatively lax criterion being applied to shorter arms. © 1990 Psychonomic Society, Inc.
引用
收藏
页码:13 / 22
页数:10
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