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A Note on the Variances of Empirically Derived Option Scoring Weights

Author(s):
Echternacht, Gary J.
Publication Year:
1973
Report Number:
RB-73-05, GREB-71-17P (1973)
Source:
ETS Research Bulletin
Document Type:
Report
Page Count:
10
Subject/Key Words:
Graduate Record Examinations Board, Analysis of Variance (ANOVA), Scoring Formulas, Test Construction, Weighted Scores

Abstract

Estimates for the variance of empirically determined scoring weights area given. It is shown that test item writers should write distractors that discriminate on the criterion variable when this type of scoring is used (Author) (10pp.)

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