Algebra Concept Inventory (ACI)
Purpose
The ACI is a 62-question instrument that assesses students reasoning abilities and conceptual understanding of concepts central to elementary algebra as well as their confidence for each response.
Population
The ACI was developed to assess algebra skills at the end of high school (secondary education).
Typical Performance
The ACI is a relatively new instrument and does not have an established performance range.
Example question
Validity
The ACI is undergoing validation work. The development is detailed in The Design of an Algebra Concept Inventory (2022) by Hyland, O’shea, Breen and Nolan
Research
Hyland, D., & O’Shea, A. (2022). How Well Do High-Achieving Undergraduate Students Understand School Algebra?. Canadian Journal of Science, Mathematics and Technology Education, 22(4), 818-834.
Example LASSO Report
Please follow this link to our example report for concept inventories.
Similar Instruments
More Information
Coming soon…