The Implementation of Project Based Learning in Improving the Result of Learning Correspondence at Vocational High Schools in Medan

Properly, learning can prepare human resources that have competition power. However, the fact in the field is the graduates of Office Administration, who must have capability in writing Indonesian and English correspondence, do not conduct correspondence well. The low skill of vocational high school graduates in doing correspondence activities is because the teachers have lack ability in conducting the learning process that transforms the learning material effectively.The objectives of this research are to improve the competence of correspondence teachers in mastering the learning material and to give the proper learning model in conducting the teaching and learning process in correspondence class. This research conducted descriptive method. The data collection was done by doing observation, interview and test. The analysis result of Paired Samples Test that used SPSS statistic 20 found that the mean deviation is 13,83. It shows that the mean of learning result after conducted Project Based Learning in Correspondence subject is increased. Therefore, it can be said that there is improvement of the teachers' score after Project Based Learning implemented. Moreover, tcount -9,990 < ttable -2,074 with Sig 0,000<0,05. Thus H0 is rejected and H1 is accepted means that there is significant improvement of the teachers' result before and after the implementation of Project Based Learning