Descriptor
| Control Groups | 7 |
| Data Collection | 7 |
| Research Problems | 7 |
| Research Design | 5 |
| Program Evaluation | 4 |
| Research Methodology | 4 |
| Evaluation Methods | 3 |
| Experimental Groups | 3 |
| Sampling | 3 |
| Academic Achievement | 2 |
| Bilingual Education | 2 |
| More ▼ | |
Author
| Blatchford, Peter | 1 |
| Ellickson, Phyllis L. | 1 |
| Goldstein, Harvey | 1 |
| Horst, Donald P. | 1 |
| Nickel, K. N. | 1 |
| Rodriquez-Brown, Flora V. | 1 |
| Tallmadge, G. Kasten | 1 |
| Walther, Regis H. | 1 |
Publication Type
| Reports - Research | 3 |
| Guides - Non-Classroom | 1 |
| Journal Articles | 1 |
| Opinion Papers | 1 |
| Reports - Descriptive | 1 |
| Reports - Evaluative | 1 |
Education Level
Audience
Location
Laws, Policies, & Programs
| Bilingual Education Act 1968 | 1 |
Assessments and Surveys
What Works Clearinghouse Rating
Peer reviewedGoldstein, Harvey; Blatchford, Peter – British Educational Research Journal, 1998
Reviews research into class size effects from a methodological viewpoint, concentrating on various strengths and weaknesses of randomized controlled trials (RCT) and observational studies. Discusses population definitions, causation, and generally sets out criteria for valid inferences from such studies. Illustrates with new findings from data in…
Descriptors: Academic Achievement, Class Size, Control Groups, Data Collection
Nickel, K. N. – 1979
The failure of educational research to fully allow for limitations in methodology when drawing conclusions is faulted. In addition to this, a failure on the part of the media--educational and other--to fully publicize these limitations is also criticized. Methodological shortcomings of the 1977-78 American Institutes of Research (AIR) study of…
Descriptors: Bilingual Education, Case Studies, Control Groups, Data Collection
Download full textRodriquez-Brown, Flora V. – 1978
The difficulties in evaluating bilingual education appear to have prevented success in all but a few evaluation attempts, but better and more meaningful evaluation is neccessary in order to identify the strengths and weaknesses of bilingual programs. Many bilingual programs are undergoing constant modification, adequate assessment instruments have…
Descriptors: Bilingual Education, Control Groups, Data Collection, Evaluation Methods
Walther, Regis H. – 1968
The experience of a research group in studying Neighborhood Youth Corps (NYC) programs provides the framework for a discussion of the methodological difficulties of conducting research on disadvantaged groups. However, the report does not deal with the programs and operations of NYC itself. Four problem areas are described: (1) criterion, program,…
Descriptors: Control Groups, Data Collection, Disadvantaged, Experimental Groups
Ellickson, Phyllis L. – 1996
Recruiting schools and kids to participate in drug prevention evaluations is no longer, if it ever was, a "done deal." Since the mid-1980s, schools have been inundated with requirements for drug programs and requests to cooperate with program evaluations. As a consequence, both treatment and control schools are harder to find. In addition, many…
Descriptors: Administrator Attitudes, Adolescents, Attrition (Research Studies), Children
American Medical Students Association Foundation, Rolling Meadows, IL. – 1976
The original version of this report dealt with the feasibility of a longitudinal design for studying the effects of preceptorships on medical students' career choices. The present document supplements the original report, focuses on various non-longitudinal designs, and assesses their suitability for providing the type of information required for…
Descriptors: Career Choice, Clinical Experience, Community Size, Control Groups
Horst, Donald P.; Tallmadge, G. Kasten – 1976
The orientation of this report is that of identifying educational projects which can be considered clearly exemplary. The largest section consists of a 22-step procedure for validating the effectiveness of educational projects using existing evaluation data. It is not intended as a guide for conducting evaluations but rather for interpreting data…
Descriptors: Academic Achievement, Achievement Gains, Compensatory Education, Control Groups
