文件名称：Research, development, and improvement in education
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更新时间：2024-07-19 15:57:39
学术 论文
Research, development, and improvement in education RESEARCH, DEVELOPMENT, AND IMPROVEMENT I N EDUCATION’ RICHARD E. SCHUTZ Southwest Regional Laboratmy for Educalional Research and Developmat There are unprecedented problems facing school personnel today. As Francis Keppel (1966) has pointed out, the quantitative expansion of an ever-increasing pupil population has been steadily evolving for almost a century. There are estab- lished precedents for attacking the current quantitative