2009年中国儿童青少年认知能力发展数据库
收藏国家地球系统科学数据中心2018-01-21 更新2024-03-04 收录
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https://www.geodata.cn/data/datadetails.html?dataguid=71885271271774&docId=21684
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2009年中国儿童青少年认知能力数据库存储了来自全国31个省、直辖市、自治区的参与此项目的学生及其抚养人在认知能力发展各题本上的全部作答反应数据。调查数据采用分层三阶段不等概率随机取样设计，确保样本的全国代表性。本数据库现有有效学生及其抚养人样本35941人。
The 2009 Chinese Children and Adolescents Cognitive Ability Database stores all response data across the cognitive ability development assessment item sets from participating students and their guardians, who were recruited from 31 provinces, municipalities directly under the Central Government, and autonomous regions across China. The survey adopted a stratified three-stage unequal probability random sampling design to ensure the national representativeness of the sample. Currently, this database holds a valid sample of 35,941 students and their guardians.
提供机构：
科技基础性工作专项
创建时间：
2018-01-21
