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Download full textNathan, Mitchell J.; And Others – 1994
How the self-explanation process relates to learning and subsequent problem-solving performance was studied in two experiments with college students to examine whether students taught to self-explain during a study phase show greater test gains than control group counterparts; this is an attempt to replicate the results of M. T. H. Chi and others.…
Descriptors: Achievement Gains, Algebra, College Students, Control Groups
Guskey, Thomas R. – 1981
The influence of change in teachers' instructional effectiveness upon the relationship between their expectations for students' performance and student achievement outcomes is investigated. Data were gathered from 44 intermediate and high school level teachers who particpated in an inservice training workshop on mastery learning strategies.…
Descriptors: Academic Achievement, Academic Aptitude, Control Groups, Correlation
HEBER, RICK; AND OTHERS – 1967
THE PURPOSES OF THE PROJECT WERE TO (1) DESIGN A SELF-PACED TEACHING DEVICE FOR THE BLIND WHICH WOULD ALLOW THE EVALUATION OF SYSTEMATIC TRAINING IN PREREADING TACTUAL DISCRIMINATION AND BRAILLE CHARACTER DISCRIMINATION AS BOTH RELATE TO SUBSEQUENT ABILITY TO LEARN TO READ BRAILLE SYMBOLS, (2) DESIGN AN ELECTRONIC AUTOMATED DEVICE WHICH ALLOWS THE…
Descriptors: Adults, Autoinstructional Aids, Blindness, Braille
Fitz-Gibbon, Carol Taylor; Morris, Lynn Lyons – 1978
The evaluation design, which prescribes when and from whom to gather data, is described as significant because it can lend credibility to evaluation results. The objectives of this booklet are to aid the evaluator in: choosing a design; putting it into operation; and analyzing and reporting the data. Examples include both formative and summative…
Descriptors: Analysis of Variance, Control Groups, Educational Research, Evaluation Methods
TAYLOR, JOHN E.; FOX, WAYNE L. – 1967
TRAINING TASKS WERE PRESENTED UNDER LABORATORY CONDITIONS TO NEWLY INDUCTED ARMY BASIC TRAINEES GROUPED BY ARMED FORCES QUALIFICATION TEST (AFQT) SCORES. THE HIGH GROUP (N=52) RANGED IN SCORE FROM 90 TO 99, THE MIDDLE GROUP (N=30) FROM 45 TO 55, AND THE LOW GROUP (N=61) FROM 10 TO 21. TASKS WERE VARIED IN COMPLEXITY INCLUDING SIMPLE AND CHOICE S-R…
Descriptors: Aptitude, Difficulty Level, Enlisted Personnel, Experimental Groups
QUIMBY, MILFORD E. – 1965
JUNIOR AND SENIOR HIGH SCHOOL VOCATIONAL AGRICULTURE STUDENTS IN 32 RANDOMLY SELECTED SCHOOLS WERE ASSIGNED TO EXPERIMENTAL AND CONTROL CATEGORIES TO TEST WHETHER THE BUDGETARY ANALYSIS APPROACH OF TEACHING FARM MANAGEMENT WAS MORE EFFECTIVE THAN THE TRADITIONAL APPROACH. THE CONTROL GROUP WAS TAUGHT BY THE "WITHIN-ENTERPRISE" TECHNIQUE…
Descriptors: Agricultural Education, Budgeting, Comparative Analysis, Control Groups
Ehresman, Norman Donald – 1966
A random sample of 20 Illinois schools offering vocational agriculture participated in a study to ascertain the relative effectiveness of structured and unstructured printed instructional materials. Half were randomly designated as experimental and the others were control groups. A unit on agricultural cooperatives was taught, and pre and post…
Descriptors: Academic Achievement, Agricultural Education, Comparative Analysis, Control Groups
Bjorkquist, David Carl – 1965
The purpose of this study was to determine the relative effectiveness of pictorial drawings and scale models in teaching principles of orthographic projection. A sample of 60 students were randomly selected from a population of sixth grade boys in four Minneapolis public schools. They were divided into three IQ levels and assigned to four groups:…
Descriptors: Comparative Analysis, Control Groups, Doctoral Dissertations, Drafting
Miccio, Joseph Vincent – 1965
This study investigated the effect of encouragement, inspection, and training on the effectiveness of supervisors' developmental activities with their subordinates. Treatment groups were established on each variable. A specially developed questionnaire was administered, before introduction of the study variables and again six months afterward, to…
Descriptors: Analysis of Variance, Behavior Change, Comparative Analysis, Doctoral Dissertations
Rodriquez-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
Forster, Fred – 1975
The purpose of this study was to develop the Johnson-Neyman Procedure (JN-Procedure) appropriate to multiple groups and covariables, and demonstrate its use in the analysis of group differences. A sequence of significance tests which makes it possible to identify the most parsimonious analysis of group differences appropriate to a given set of…
Descriptors: Analysis of Covariance, Comparative Analysis, Experimental Groups, Heterogeneous Grouping
Oliver, Craig Stanley – 1968
A study was designed to determine the relative effectiveness of a series of landscape meetings and a supplemental illustrated landscape circular in teaching landscape design concepts to interested groups. The cooperation of county agents was secured. Five counties were selected as experimental; five, as control. Teaching objectives were formulated…
Descriptors: Adult Students, Bulletins, Concept Formation, Control Groups
Sticht, Thomas G. – 1970
Two experiments were performed to determine whether using the time saved by the time compression process to repeat or extend information presented by audio tapes would increase the amount learned by listening to rapid speech. Neither repeating nor extending information improved learning over that obtained by listening to uncompressed information…
Descriptors: Adult Learning, Bibliographies, Enlisted Personnel, Evaluation
Phipps, Lloyd J.; And Others – 1970
The study was designed to develop and evaluate a vocationally oriented, family-centered educational program for use by local educators in helping severely disadvantaged rural families overcome the social, economic, and psychological pressures which inhibit their advancement in American society. The chapters are entitled (1) Overview of Project…
Descriptors: Adult Educators, Control Groups, Disadvantaged, Educational Programs
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
