The scores are returned in National Percentiles The 50th percentile means that a student is on grade level.
The following are types of scores used to report the TerraNova test results:
Scaled score
National Percentile Rank and Stanine
ACSI Percentile Rank
Normal Curve Equivalent
Cognitive Skills Index (PTCS and InView)
Anticipated Achievement Score (PTCS and InView)
Objectives Performance Index
Lexile for grades 1 – 8