skip to main content
skip to footer
Home
GRE
PRAXIS
TOEIC
TOEFL
ALL PRODUCTS
CONTACT
Login / Register
Close
Products
GRE
PRAXIS
TOEIC
TOEFL
ALL PRODUCTS
TEST TAKERS
I WANT TO:
TAKE A GRADUATE ADMISSIONS TEST
SHOW MY ENGLISH ABILITY
GAIN MY TEACHING LICENSE
PRACTICE FOR A TEST
VIEW ALL ASSESSMENTS
EDUCATORS
I WANT TO:
GAIN MY TEACHING LICENSE
VIEW TEST RESOURCES FOR STUDENTS
READ RESEARCH
INSTITUTIONS
I’M LOOKING FOR:
K12 PROGRAMS
HIGHER EDUCATION
RESEARCH
ETS DATA MANAGER
BUSINESSES
I WANT TO:
COLLABORATE WITH ETS
WORKPLACE LANGUAGE PROFICIENCY
GOVERNMENTS
I WANT TO:
READ POLICY STUDIES
VIEW ALL RESEARCH
CONTACT MY EPN
VISA AND MIGRATION
RESEARCH
I WANT TO:
LEARN ABOUT ETS R&D
COLLABORATE WITH ETS R&D
FIND A RESEARCH PUBLICATION
LEARN ABOUT INTERNSHIPS AND FELLOWSHIPS
Login / Register
CONTACT
ETS Home
Research & Development
Go Back
Go Back
A Comparison of Four Methods of Obtaining Discrepancy Measures Based on Observed and Predicted School Systems Means on Achievement Tests
Author(s):
Dyer, Henry S.; Linn, Robert L.; Patton, Michael J.
Publication Year:
1969
Source:
American Educational Research Journal, v6 n4 p591-605, Nov 1969
Document Type:
Article
Page Count:
15
Subject/Key Words:
Cross-Sectional Studies,
Evaluation Methods,
Longitudinal Studies,
Performance Factors,
School Districts
Read More
http://aer.sagepub.com/content/6/4/591