A Significance Test for the Hypothesis That Two Variables Measure the Same Trait Except for Errors of Measurement
- Author(s):
-
Lord, Frederic M.
- Publication Year:
- 1956
- Report Number:
-
RB-56-09
- Source:
-
ETS Research Bulletin
- Document Type:
- Report
- Page Count:
- 31
- Subject/Key Words:
-
Correlation,
Error of Measurement,
Hypothesis Testing,
Test Equivalence
Abstract
The likelihood-ratio significance test is derived for the hypothesis that after correction for attenuation two variables have a perfect correlation in the population from which the sample is drawn.
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