Quantitative Research of Teacher-Student Words in Middle School Mathematics Classroom on the LPS Video Date

The research of teacher-student relationship was important in mathematics classroom.There were three faces in mathematics classroom could analysis teacher-student relationship,including the amount of teacher-student words,the ratio of teacher-student words,the length of teacher-student words.From the results of statistics,we got five conclusions:(1) Different teachers had great different in the amount of teacher-student words in mathematics classroom;(2) Different teachers had great different in the ratio of teacher-student words in mathematics classroom;(3) The average amount of teacher’s word was 6.6 times as many as students’;(4) The ratio of teacher-student words between mainland and the international was no significant difference in mathematics classroom;(5) There showed a certain rule of the length of teacher-student words.