基于Rasch模型的高中化学学科核心素养测评研究——以“变化观念与平衡思想”为例

Measuring Student’s Chemical Core Literacy of “Changing Ideas and Balance Thinking” in Senior High School Based on Rasch Model

以《普通高中化学课程标准(2017年版)》对"变化观念与平衡思想"素养的内涵描述和水平划分为例,开发高中生"变化观念与平衡思想"素养测试题,运用Rasch测量模型对工具的质量进行检验、优化并加以运用。结合测试数据调查了学生"变化观念与平衡思想"素养水平现状,分析了研究被试能力值的学校差异和班级差异,并对该素养培养提出建议。

This paper is based on the requirements of "changing ideas and balance thinking" in the Senior High School Chemistry Curriculum Standards of China(2017 Edition), and develops the assessment tool of "changing ideas and balance thinking", uses Rasch model to determine the structural validity of the tool, and then applies the tool. Combined with the test data, this paper investigates the status quo of high school students’ "changing ideas and balance thinking", analyzes the school differences and class differences about students’ ability. And also provides some advices for training of "changing ideas and balance thinking".