《普通化学》试卷分析及教学反思

利用SPSS软件对《普通化学》期末考试试卷质量的信度、难度和区分度进行定量分析和说明,以为改进教学方法和提高试卷质量提供依据。结果表明本套试卷的信度为0.449,整体难度值为0.767,填空、选择、判断题区分度较好,而简答和计算题区分度较差。学生成绩基本上呈正态分布。针对考生在答题时出现的问题提出了教学改进措施。

Test Paper Analysis and Teaching Reflection of General Chemistry

The final exam quality of General Chemistry, including reliability, difficulty and discrimination of the test papers, was analyzed by SPSS software, to provide the basis for improving teaching methods and improve paper quality. The results showed that the reliability degree was 0.449, the difficulty coefficient of the overall paper was 0.767. Fill-in-the-blanks, choice, and true-or-false items distinguished better, but short-answer questions and calculations were poor. The total scores of the students were distributed in a nearly normal curve. Teaching improvements were also proposed for the problems emerging from answering this test.