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我国各地普通中学中仍然存在大量的代课教师以及兼任教师,其数量和占总计教师数的比例在各省区市的分布中存在明显的差距,本研究通过比较我国各省区市在2003～2006年间普通中学代课及兼任教师占总计教师数的比例,从距平值、极差、极差率、标准差、变异系数差异指标来分析各地的差异情况,发现各地区在普通中学代课及兼任教师占总计教师数的比例上的差距呈增大趋势。
There are still a large number of substitute teachers and part-time teachers in ordinary middle schools all over China. The number of teachers and their proportion in the distribution of provinces, autonomous regions and municipalities there is a clear gap in this study by comparing the provinces and autonomous regions in China between 2003 and 2006 Middle school substitutes and part-time teachers as a percentage of the total number of teachers, this paper analyzes the differences among different places based on the index of difference, difference, difference, standard deviation and coefficient of variation. It is found that in different regions, The gap between the number of teachers is on the rise.