The effect of semantic mapping strategy on vocabulary mastery at grade VII SMP Negeri 5 Padangsidimpuan

Fitriyani, Emi (2020) The effect of semantic mapping strategy on vocabulary mastery at grade VII SMP Negeri 5 Padangsidimpuan. Undergraduate thesis, IAIN Padangsidimpuan.

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Abstract

This research focuses on The effect of semantic mapping on vocabulary mastery at the grade VII SMP N 5 Padangsidimpuan.The problems of this research are of the students in vocabulary mastery were: 1) Most of the students still poor vocabulary. 2) Most of the students was lazy for bring dictionary. 3) they prefer to wait for the teacher to translate the vocabulary. 4)and they also tend to forget the meaning of the word which have been taught or particed in berief. 5) students vocabulary mastery does not fulfill. The aim of this research is to know the effect of semantic mapping strategy on vocabulary mastery at the grade VII SMP N 5 Padangsidimpuan. The method that is used in this research is experimental research. Two classes were chosen randomly as the sample. They were VII-3 as experimental class that consisted of 25 students and VII-8 as control class that consisted of 25 students. It was taken after conducting normality and homogeneity test. The data was derived from pre test and post test. To analyze the data, the researcher used t-test formula. After analyzing the data, the researcher found that the mean score of experimental class after semantic mapping strategy was higher than control class. Mean score of experimental class before using semantic mapping strategy was 61.19 and mean score after using semantic mapping strategy was 76.1 and it had gain 14.91. The effect of semantic mapping strategy on vocabulary mastery was 2.205 with tcount was higher than ttable (2.205 > 1.67155). It meant that Ha was accepted and H0 was rejected. There was effect of semantic mapping strategy on vocabulary mastery at the grade VII SMP Negeri 5 Padangsidimpuan.

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