THE CONTRIBUTION OF VOCABULARY MASTERY AND LOCUS OF CONTROL TOWARD READING COMPREHENSION

The aim of the study is to determine the correlation between vocabulary mastery and internal locus of control toward reading comprehension either partially or simultaneously. The method used in the study is a correlational study; with a test and a questionnaire as the technique of collecting data. The population is all of the second grade students of SMP Negeri 1 Puring in the academic year of 2011/2012. The sample is 40 students taken by cluster random sampling technique. The technique used to analyze the data is Linear Regression Analysis Statistic by using SPSS 18. The results of the study show that there is a positive correlation between vocabulary mastery and internal locus of control toward reading comprehension, either partially or simultaneously. Both independent variables, vocabulary mastery and internal locus of control have contribution to dependent variable, reading comprehension.Keywords: Vocabulary mastery, locus of control, reading comprehensio