PSY274H5 Lecture Notes - Lecture 3: Manual Communication, Home Sign, Arbitrariness
Document Summary
Know experimental studies : research question, participants (age), method, measure of interest, pattern of results, interpretation/ significance of results **technical terms are important. Multiple choice, fill in the blank and short answer. Linguistic communication modalities: vocal-auditory channel (spoken language) Evolutionary: manual- visual channel (sign language) speculations. Given the face that experience with a particular modality may bias sensitivities, best strategy is to look at young children. Compared 18 and 24 month old hearing children. Tested degree to which children assume unfamiliar spoken word vs arbitrary gesture refers to something ** see slide 12. 18m: assumed either spoken word or gesture could refer to something. 24m: assumed only spoken word could refer to something (required additional incentive to map gesture to object) Does the gestu(cid:396)e sta(cid:374)d fo(cid:396) so(cid:373)ethi(cid:374)g i(cid:374) the (cid:272)hild"s (cid:373)i(cid:374)d (cid:894)(cid:373)o(cid:396)e tha(cid:374) just referring to things in immediate environment. Can the effect be obtained with other kinds of perceptual patterns? (cid:894)e. g. (cid:449)histle sou(cid:374)d, (cid:862)(cid:272)li(cid:272)ky(cid:863) (cid:374)oises(cid:895)
