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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
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
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
Campbell, Vincent N.; Markle, David G. – 1968
The aim of this project was to develop effective techniques for identifying educational needs and formulating them into well-defined problems. The critical incident technique was used to identify need symptoms perceived by educators selected from a representative sample of West Coast school districts. Criteria for evaluating the adequacy of the…
Descriptors: Administrators, Critical Incidents Method, Decision Making Skills, Educational Needs
Wilson, Robert Roy – 1968
This study tested the effect, on completion behavior in correspondence study, of substituting certain analog techniques for traditional correspondence procedures. Eight lessons of a psychology correspondence course were used. A pretest, posttest, personal questionnaire, and post course attitude questionnaire were administered. Experimental…
Descriptors: Analysis of Variance, Attitudes, Control Groups, Correspondence Study
Atkins, Wayne Lewis – 1969
This study investigated changes among Four H Club leaders after participation in a short human relations course, as well as in club members' growth and development following application by their leaders of the training received. Participants (30 adult leaders and 200 members) were divided into experimental and control groups. Adults in the control…
Descriptors: Analysis of Variance, Attitude Change, Behavior Change, Control Groups
Schmidt, James R.; And Others – 1969
The objectives of this study were to determine the extent to which private enterprise could participate in the vocational rehabilitation of the discharged psychiatric patient and to evaluate the effects of rehabilitation services on the community adjustment of such patients. A total of 202 subjects were randomly assigned to three research groups:…
Descriptors: Adjustment (to Environment), Control Groups, Demonstration Programs, Emotional Disturbances
Learning Inst. of North Carolina, Durham. – 1970
The results of an evaluative study made of the 1969-70 North Carolina statewide kindergarten program for five-year-olds are presented. The subjects of the study were 317 children in eight early childhood demonstration centers (Experimental Group) and 52 children who did not attend kindergarten (Control Group). A pre-post test evaluation design was…
Descriptors: Control Groups, Demonstration Centers, Early Childhood Education, Experimental Groups
