The subtests are grouped into 4 or 5 scales depended on the age and interpretive model chosen. Luria's model consists of four scales: Sequential Processing Scale, Simultaneous processing Scale, Learning Ability and Planning Ability.
The subtests are categorized into 4 or 5 scales based on age and chosen interpretation model. Luria's model comprises four scales: Sequential Processing Scale, Simultaneous Processing Scale, Learning Ability, and Planning Ability.