LINA02H3 Lecture Notes - Lecture 4: Eric Lenneberg, Intellectual Disability, Inflection
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Y + datalg = mglg (y: child s contribution to acquire mglg) (poverty of the stimulus) Input alone x help dev mental grammar cuz 1. Adult universally know y + child know y from the beginning w/x considering other hypothesis + evidence for y is underdetermined by input lang that child is exposed to = y is innate. Move highest aux to front -> crucial data e. g. the child who is watching tv is singing => subject-aux inversion rule stated in terms of struc x linear order - > adult know by evidence vs child know innately. > proved by crain & nakayama 1987 elicited production exp: 30 eng- speaking 3 yrs 2 months old - 5 yrs 11 months old children - 2 gps -> elicitation(?) But x type iii error [legate & yang 2002. Childes database - input x involve crucial data) ->