Publication Date
| In 2025 | 1 |
| Since 2024 | 2 |
Descriptor
Source
| ACT Education Corp. | 1 |
| ACT, Inc. | 1 |
Author
| Jeff Allen | 1 |
| Kate E. Walton | 1 |
| Ty Cruce | 1 |
Publication Type
| Reports - Research | 2 |
Education Level
| High Schools | 2 |
| Higher Education | 2 |
| Postsecondary Education | 2 |
| Secondary Education | 2 |
| Junior High Schools | 1 |
| Middle Schools | 1 |
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
| ACT Assessment | 2 |
What Works Clearinghouse Rating
Download full textJeff Allen; Ty Cruce – ACT Education Corp., 2025
This report summarizes some of the evidence supporting interpretations of scores from the enhanced ACT, focusing on reliability, concurrent validity, predictive validity, and score comparability. The authors argue that the evidence presented in this report supports the interpretation of scores from the enhanced ACT as measures of high school…
Descriptors: College Entrance Examinations, Testing, Change, Scores
Kate E. Walton – ACT, Inc., 2024
There is a tradeoff between scale length and psychometric concerns. The two are, in fact, directly linked. Generally, when scales are shortened, reliability is reduced, and when scales are lengthened, reliability is improved, provided the items added to the scale are comparable psychometrically (AERA et al., 2014). Scale reliability, in turn,…
Descriptors: Psychometrics, Error of Measurement, Rating Scales, Reliability
