This paper presents a new technique in which covariates are controlled and evaluation data still are presented graphically in a manner that makes sense to policy makers. An illustration is provided using data drawn from an evaluation by the author of a major National Science Foundation (NSF) university funding program. (Author)

A discussion of informed consent by human subjects in experimentation presents background on the consent issue, including federal requirements; lists factors that may affect a subject's ability to understand the consent document; and offers suggestions for preparing consent forms to ensure the subject's better comprehension. (Author/MSE)

This analysis of the descriptive information on subjects provided by 266 research reports on autism and developmental disabilities found a continuing trend toward more complete descriptive information; increased use of control or comparison groups; less research in biological, physiological, and neurological areas; and more research in the social,…

The present study examines the effect of the cooperative Jigsaw II method on improving literal and higher order reading comprehension in English as a foreign language (EFL). Forty-eight ( n = 48) students of EFL participated in the study and a pretest-posttest control group experimental design was employed. The results indicated no statistically…

The objective of this study was to assess the impact of a training programme, designed to make preschool-age children's invented spelling evolve, on their phonemic awareness. The participants were 90 children who were divided into 3 experimental and 3 control groups based on the nature of their invented spelling. Children's phonemic skills were…

This study examines the effectiveness of teaching pragmatic information through the use of explicit or implicit pre-instruction, and explicit or implicit feedback, to English-speaking learners of third-semester Spanish. Results on a pretest, posttest, and delayed posttest indicate that the groups that experienced explicit pre-instruction and…

This study aims to translate tenets of social constructivism into practice via a scaffolded modality of learning. It is hypothesized that hermeneutical nature of passage interpretation could create "affordances", Van Lier's (2000) term, or "interactional opportunities" which are psycholinguistically and developmentally valuable…

The study enlightens the impact of Activity Oriented Learning in learning Health Education at primary level. Health Education was taught in various methods which were not fruitful to achieve expected level. Activity oriented method encouraged the young children to learn the health awareness quickly.The purpose of the research is to simplify the…

This study aimed at investigating the effect of electronic dialogue journaling on Jordanian upper basic stage EFL students' writing performance. The study utilized a pretest-posttest control group experimental design. The subjects of the study consisted of fifty students enrolled in the Islamic Educational School during the first semester of the…

This study examined the effects of the Visual Thinking Strategies (VTS) curriculum on reading achievement of students with various motivational levels. A 2X2 factorial design was used. The sample population consisted of 104 fourth grade students from an upper middle class school system in Connecticut. All students were administered a…

This study uses a quasi-experiment to evaluate the effectiveness of Internet videoconferencing technology. The instructor used a laptop, webcam, high-speed DSL connection, and Polycom[TM] Viewstation to teach a course unit of introductory sociology from a remote location to an experimental group of students in a large multimedia classroom. The…

Learning communities are becoming increasingly popular in the quest for enhancing student learning. The purpose of this study is to examine the impact of the "Healthy Youth" Learning Community on student learning outcome measures. In this study, the authors compared student learning outcome measures of students enrolled in those sections…

Students have continued to perform poorly in KCSE examinations in certain mathematics topics taught in secondary schools in Kenya. One such topic is commercial arithmetic. Successful teaching of mathematics depends partly on correct use of teaching methods in classroom settings. This study sought to examine how the use of advance organisers during…