These data were prepared by American College Testing (ACT) based on a field test of the SCASS Performance Event.

Unit Name: Density Unit Content: Physical Science Unit Theme: Patterns

Unit Statistics: Event Score 0 1 2 3 4 N 47.00 59.00 53.00 18.00 10.00 N Mean Standard Deviation Standard Error 187.00 1.39 1.12 0.08