Performance on the Stanford-Binet Intelligence Scale: Fourth Edition (SB:FE) was examined in a Canadian clinic sample (N=1220), age 2 through 23 years, with a range of demographic characteristics and ability levels. Data were analyzed for the samples 2-6-11, 7-11-11, and 12-23-11. SB:FE subtest, Reasoning Area, and Composite Standard Age Scores (SAS's) decreased significantly (... |