Many comprehension studies have shown that children as late as age 6 ; 6 misinterpret object pronouns as co-referring with the referential subject about half the time. A recent review of earlier experiments testing children's interpretation of object pronouns in sentences with quantified subjects (Elbourne, 2005) also suggests that there is a…

Analysis of the babbling of five infants indicated that between 14 and 40 percent of utterances recurred in particular contexts with a greater than expected frequency, suggesting that babbling is not entirely random but contains consistent sound-meaning relationships that are not adult-modeled. (Author/CB)