skip to main content skip to footer

The International Adult Literacy Survey (IALS): Understanding What Was Measured IALS

Author(s):
Kirsch, Irwin S.
Publication Year:
2001
Report Number:
RR-01-25
Source:
ETS Research Report
Document Type:
Report
Page Count:
61
Subject/Key Words:
Construct Validity, Large-Scale Assessment, Literacy, Reading, Test Interpretation, Test Design

Abstract

Collectively, these process variables provide a means for moving away from interpreting performance on large-scale surveys in terms of discrete tasks or a single number, toward identifying levels of performance that have generalizability across pools of tasks and toward what Messick has called a higher level of measurement.

Read More