Study investigated whether the proportion of examinees who answer an item correctly may be influenced by the difficulty of the immediately preceding item. (Authors/MB)

Videotapes of two 17-month old children -- each child sometimes described as a boy and sometimes as a girl -- were shown to 85 adult middle-class subjects, who rated attributes of the children on questionnaires containing sex role items. (Authors/RY)

Forty-nine Ss learned a unidimensional concept with a six-dimensional stimulus set. Instructions specified the 12 possible unidimensional concepts, and the response on each trial was to give confidence ratings to each of the 12 corresponding hypotheses. (Author)

Certain assumptions regarding the mechanism of retroactive inhibitions (RI) and spontaneous recovery were examined. Results are considered supportive of an interpretation of RI and recovery based upon the dissipation of response set interference. (Authors)

Considers the study of similarities and differences in factor structures between different groups. (AG)

This paper describes two statistics (chi square and Kendall's S) which may be used to test hypotheses about the association between two variables when observations are cross-classified in a contingency table. (CK)

Results of 5 experiments supported the hypothesis that many nonlearners in a multipair visual discrimination learning task were following position rather than object strategies and that it was possible to predict individual subjects' strategies from previous performances. (Authors)