1. The College Board (2021) SAT Suite of Assessments Annual Report.
https://reports.collegeboard.org/media/2022-04/2021-total-group-sat-suite-of-assessments-annual-report%20%281%29.pdf
2. ACT, Inc. (2022) ACT National Ranks.
https://www.act.org/content/dam/act/unsecured/documents/MultipleChoiceStemComposite.pdf
3. ACT, Inc. (2020) ACT Profile Report—National.
https://www.act.org/content/dam/act/unsecured/documents/2020/2020-National-ACT-Profile-Report.pdf
4. The College Board, ACT, Inc. (2018) Guide to the 2018 ACT/SAT Concordance.
https://www.act.org/content/dam/act/unsecured/documents/ACT-SAT-Concordance-Information.pdf
5. ACT, Inc. (2019) The Official ACT Prep Guide 2019-2020. John Wiley & Sons Ltd., Hoboken, 256-267.