Figure 5. Accuracy of phonological performance (new items) for the 3 age-groups.

a - Group average accuracy of phonological performance in 10 consecutive practice sessions, the 15^th session, and a retention session (R) in eight-year-olds (8-y-o), 12-year-olds (12-y-o) and young adults (adults). Error bars  =  standard errors. b - Accumulated percentage of participants who acquired the phonological (phon) and semantic (sem) aspects of the AMR.