Relative Efficiency of Number-Right and Formula Scores
- Author(s):
-
Lord, Frederic M.
- Publication Year:
- 1974
- Report Number:
-
RB-74-09
- Source:
-
ETS Research Bulletin
- Document Type:
- Report
- Page Count:
- 13
- Subject/Key Words:
-
Data Analysis,
Guessing Tests,
Mathematical Formulas,
Scoring,
Statistical Analysis
Abstract
Under a stated assumption, a formula is derived for estimating at any specified ability level the relative efficiency of number-right score and formula scores. Analysis of one set of data is summarized. (13pp.)
Read More
