A curriculum-based achievement test, the composite ACT score is meant to measure overall educational development and is based on assessments for English, mathematics, reading and science reasoning.
ACT scores range from a low of 1 to a high of 36.
Central Decatur Community School District's average composite score for the Class of 2019 was 18.5 compared to 18.2 in 2018.
The Iowa Department of Education reported that statewide the average composite score was 21.6 for the Class of 2019 and nationally it was 20.7.
Average ACT Composite Scores for Central Decatur Community School District 2015-2019
| Class of 2015 | Class of 2016 | Class of 2017 | Class of 2018 | Class of 2019 | % Change 2015-2019 | |
|---|---|---|---|---|---|---|
| ACT Composite Score | 20 | 20.3 | 19.4 | 18.2 | 18.5 | -7.5% |
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