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the result of the research. Moreover, the results of the research would be better by applying table, graph, draft, picture, etc.
The research was conducted at of Faculty of Cultural Studies University of Sumatera Utara there are at English Department, Arabic Department, Japanese Department and Chinese
Department.
3.3 Population and Sample
Populasi adalah himpunansemuahal yang ingindiketahuidalampenelitian Malo, 1985:149. Sample adalahbagiandaripopulasi yang dapatmewakilipopulasi data yang ada
Malo, 1985: 152.Population data in this study is in the form of dialogue as a whole contained at Faculty of Cultural Studies University of Sumatera Utara. In this study, researchers used a
sample of some of the data in the form of dialogue with regard to the follow-locutions, illocutionary, and perlocution.
The population of this research are 300 students, the population in data is sentence which obtained from 32 respondents, Arikunto2006:12 says that sample is purposed by taking the
subject not based on the level, random, or domain but it’s taken based on the certain purpose. Thus, the researcher took sample based on the sentences which speech act sentence.
Sampel adalah bagian dari jumlah dan karakteristik yang dimiliki oleh populasi tersebutSugiyono2011:120. Sedangkan menurut pendapat lainnya, yang dimaksud sampel atau
contoh adalah sebagian atau wakil populasi yang diteliti Arikunto, 2010: 174. Penentuan besarnya sampel dalam penelitian ini didasarkan pada pendapat Arikunto
berikut:
25
“Untuk sekedar ancer- ancer, maka apabila subyeknya kurang dari 100, lebih baik semua sehingga penelitiannya adalah penelitian populasi.Selanjutnya apabila subyeknya besar
dapat diambil antara 10-15 atau 20-25 atau lebih.” Based on the concept mentioned above, because the population of more than 100, the
researchers took samples of 10-15. With the sample number was expected to meet the requirements of the sampling.
3.4 Data Collecting Methods
In this study, researchers collected data based dialogue reflected at Faculty of Cultural Studies Canteen University of Sumatera Utara.
Metode yang digunakan dalam pengumpulan data yaitu metode simak Sudaryanto, 1993: 133.
Refer to the method is a method by means of listeninga language. The techniques used in this method, which is a technique ListenProficient involved free. In this technique, the
researchers not involved in the dialogue, conversations,or reward speech. So, the researchers did not participate in the talks process those peoplewho is speaking in the dialogue.
After that, the researchers also uses techniques Record. In this technique, researchersrecord all the data found in the data card and using mediacomputer as a place to store
data that is then followed byclassification Sudaryanto, 1993: 135. Additionally, in this study the researchers also using descriptive method, the method in
which the researchers explained that there are forms of speech acts that, in this study. The researcher use theory of Daulay, burt, And Krashen in analyzing the type of speech act made by
students in faculty of Cultural Studies University of Sumatera Utara Medan.
