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Wang, Shichao; Li, Dongmei; Steedle, Jeffrey – ACT, Inc., 2021
Speeded tests set time limits so that few examinees can reach all items, and power tests allow most test-takers sufficient time to attempt all items. Educational achievement tests are sometimes described as "timed power tests" because the amount of time provided is intended to allow nearly all students to complete the test, yet this…
Descriptors: Timed Tests, Test Items, Achievement Tests, Testing
Plake, Barbara S.; And Others – 1981
Effects of item arrangement (easy-hard, uniform, and random), test anxiety, and sex on a 48-item multiple-choice mathematics test assembled from items of the American College Testing Program and taken by motivated upper level undergraduates and beginning graduate students were investigated. Four measures of anxiety were used: the Achievement Test…
Descriptors: Academic Achievement, Achievement Tests, Difficulty Level, Higher Education
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von Davier, Alina A., Ed.; Liu, Mei, Ed. – ETS Research Report Series, 2006
This report builds on and extends existent research on population invariance to new tests and issues. The authors lay the foundation for a deeper understanding of the use of population invariance measures in a wide variety of practical contexts. The invariance of linear, equipercentile and IRT equating methods are examined using data from five…
Descriptors: Equated Scores, Statistical Analysis, Data Collection, Test Format
Colton, Dean A. – 1993
Tables of specifications are used to guide test developers in sampling items and maintaining consistency from form to form. This paper is a generalizability study of the American College Testing Program (ACT) Achievement Program Mathematics Test (AAP), with the content areas of the table of specifications representing multiple dependent variables.…
Descriptors: Achievement Tests, Difficulty Level, Error of Measurement, Generalizability Theory
American Coll. Testing Program, Iowa City, IA. – 1996
The ACT Assessment is a measure of skills in English, mathematics, reading, and science reasoning necessary for college coursework. This booklet is intended to help students do their best on the ACT. It summarizes general test-taking strategies, describes the content of each of the tests, provides specific tips for each, and lets students know…
Descriptors: Academic Achievement, Achievement Tests, College Bound Students, College Entrance Examinations
American Coll. Testing Program, Iowa City, IA. – 1996
The ACT Assessment is a measure of skills in English, mathematics, reading, and science reasoning necessary for college coursework. This booklet includes four sections designed to help the assessment user. Section 1, "Components of the ACT Assessment," contains general information about the assessment for counselors and college advisors…
Descriptors: Academic Achievement, Academic Advising, Achievement Tests, College Bound Students