The Ability-Achievement Model is reviewed for efficacy in comparison to the Response to Intervention Model when diagnosing students with possible learning disabilities. The research will address the success of Ability-Achievement Model versus the Response to Intervention Model when successfully diagnosing students with learning disabilities was…

This study attempts to obtain evidence of the construct validity of pupil ability tests hypothesized to represent orientation to right, left, or integrated hemispheric function, and of teacher observation subscales intended to reveal behaviors in school setting that were hypothesized to portray preference for right or left brain function. (Author)

Administered an ability scale to 53 children identified as having a learning disability approximately three years after each had been administered an intelligence scale. Results indicate that the ability scale correlated highly with the intelligence test. Differences in scores in specific measures were nonsignificant. Other findings are discussed.…