Power Scores Estimated by Item Characteristic Curves
- Author(s):
-
Lord, Frederic M.
- Publication Year:
- 1972
- Report Number:
-
RB-72-46
- Source:
-
ETS Research Bulletin
- Document Type:
- Report
- Page Count:
- 12
- Subject/Key Words:
-
National Science Foundation (NSF),
Item Response Theory,
Mathematical Models,
Probability,
Scores,
Standardized Tests,
Timed Tests
Abstract
A method for estimating power scores is described. By way of illustration, it is applied to 21 students who were improperly timed on a standard test. Some empirical results are given in support of the estimation procedures. (Author) (12pp.)
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