PSY210H1 Chapter Notes - Chapter 6: Joint Attention, Text Segmentation, Connectionism
Document Summary
Infants aged 1-4; group 1 (a) habituated to /b/ soundwith vot of 20; (b) when sound changed to /p/ with vot of 40; dishabituted indicating they perceived di erence b/w two sounds just like adults. Group 2; (c) group was habituated to /p/ sound with vot of 60 (d) sound changed to /p/ sound with vot of 80, infants remained habituated - like adults did not discriminate b/w these 2 sounds. Infants make more distinctions than adults do; which is why it"s di cult for adults to become uent in a 2nd language - don"t perceive di erences in speech sounds that aren"t important to their native language. By 12 months of age, lose their innate ability and shift more adult-like speech perception; illustrated in a study. If infants turned head toward sound source when they heard a change in sound, rewarded interesting visual display ability is decreased at 10-12 months; visual learning helps as well: word segmentation:
