Abstract :
Microsoft PowerPoint is a Microsoft office program that is used to create or design a presentation to the public interest. In this study, Microsoft PowerPoint is used as a teaching media to improve the students competence in mastering English vocabulary at SMP Bahrul Ulum, Surabaya. The main objective of this thesis is to examine the effect of Microsoft PowerPoint as a teaching media to improve the students competence in mastering English vocabulary. So, this thesis focuses on using Microsoft PowerPoint as a teaching media to improve the students competence in mastering English vocabulary.
The researcher uses pre-experimental research with one group pretest-posttest design. This study is conducted on one class and doesnt use control class. Observation, pretest-posttest and documentation are used to collect the data. In this research, there are three activities of teaching English vocabulary by using Microsoft PowerPoint. Pretest is given before and posttest is given after treatment.
T-test formula is used to test the hypothesis. The result shows that Microsoft PowerPoint as a teaching media has improved the students competence. It is shown by the critical t value of the mean difference.