?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Two+Fundamental+Factors+Affecting+Concept+Difficulty+(in+Chinese)&rft.creator=Shao%2C+Z.+F.&rft.creator=Yang%2C+Z.+L.&rft.subject=Cognitive+Psychology&rft.description=On+the+basis+of+the+improved+materials%2C+many+factors+affecting+the+concept+difficulty+were+generalized+as+the+following+two+fundamental+factors%3A+attribute+saliency+(AS)+and+attribute+frequency+(AF).+The+more+salient+the+relevant+attribute%2C+or+the+more+frequent+it+appears+in+the+positive+examples%2C+the+easier+the+concept%2C+and+vice+versa.+When+the+AS+or+AF+of+an+irrelevant+attribute+is+greater%2C+it+will+disturb+the+correct+concept+formation.+In+addition%2C+a+somewhat+strange+result+was+noticed+that+at+least+when+there+are+only+2-3+relevant+attributes%2C+the+number+of+relevant+attributes+does+not+affect+the+concept+difficulty.&rft.date=1992-11&rft.type=Journal+(Paginated)&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F5655%2F1%2FTwo_Fundamental_Factors_Affecting_Concept_Difficulty.pdf&rft.identifier=++Shao%2C+Z.+F.+and+Yang%2C+Z.+L.++(1992)+Two+Fundamental+Factors+Affecting+Concept+Difficulty+(in+Chinese).++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F5655%2F