父母作为教师的家庭访问计划对学校准备的有效性:执行者平均因果关系分析的应用
1Department of Sociology, University of Connecticut, Mansfield, United States.
Journal of evidence-based social work (2019)
|July 18, 2023
概括
作为教师的家长 (PAT) 家庭访问计划显著提高了学校的准备. 创新分析显示,当选择性招生被忽视时,其真正的影响被低估了.
科学领域:
- 幼儿教育 儿童早期教育
- 发展心理学 发展心理学
- 项目评估 项目评估
背景情况:
- 家庭访问计划旨在改善儿童发展结果.
- 选择性招生可能会对此类干预措施的评估产生偏见.
- 准确的评估对于了解计划有效性至关重要.
研究的目的:
- 评估家长作为教师 (PAT) 家庭访问计划对学前学校准备能力的影响.
- 通过使用创新的分析方法来解决选择性招生偏见.
- 为了比较鼓励试验的不同分析技术.
主要方法:
- 用一个随机抽奖计划招生.
- 评估学校准备使用标准化措施进行干预前后的评估.
- 比较平均治疗效应 (ATE),治疗意向 (ITT) 和符合者平均因果效应 (CACE) 分析.
主要成果:
- 这三项分析都表明,PAT计划具有统计学上显著的积极影响.
- 在CACE分析中,效果大小是ATE和ITT的两倍多.
- 科恩的CACE的D值为0.934,与0.424 (ATE) 和0.381 (ITT) 相比.
结论:
- PAT计划有效地提高了学校的准备能力.
- 忽视选择性招生可能会导致低估计划的影响.
- 在有选择性招生的情况下,CACE分析可以更准确地衡量干预效应.
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