一、“一类教学计划’试验的因素分析及效果评定设想。实验的本质特征在于通过对变量的控制,比较准确地弄清事物变化的原因,从而验证事先所提出的某一假说。在教育实验中,常常把某一项或几项教改措施,如教学内容、方法等方面的改革措施,作为实验因素(自变量),而对其他因素(控制变量),如学生原有基础、教学环 I. The analysis of the factors and effects of the ”a type of teaching plan" experiment The essential feature of the experiment is to determine the cause of the change more accurately by controlling the variable, so as to verify a hypothesis proposed in advance. In educational experiments, one or several reform measures, such as teaching content and methods, are often used as experimental factors (independent variables), and for other factors (control variables), such as the original foundation of students and teaching. ring