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pH Acid Base Indicators
Technical Quality Information
Contributed by: Council of Chief State School Officers (CCSSO)

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

Unit Name: Acid/Base Indicators
Unit Content: Physical Science
Unit Theme: Patterns
Unit Statistics:
Event Score 0 1 2 3 4
N 71.00 66.00 67.00 39.00 13.00


N Mean Standard Deviation Standard Error
256.00 1.44 1.19 0.07

 


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