3. Interview
The data of this study also collected by using interview technique. This technique is used to find the needed data which are covered by observation
technique and test, such as the reason why the students find difficulties in learning present perfect tense and present perfect continuous tense. Therefore, this
questioner is also used to convince the writer about the data gained through other technique. The topic of interview is about the difficulties in using present perfect
tense in learning process. This technique is used to interview the students and English teacher of SMP Muhammadiyah 17. Tape recorder can help to record the
data of interview.
Table 3.2 The Interview Item Scheme
No. Indicator
Tested Area Item
Number Item Type
1 To find out the student’s
error areas Plural form of noun
1 and 2
Interview 2
To find out whether the student’s error caused by
mother-tongue interference Mother-tongue
Interference error 3
3 To find out whether the
student’s error caused by overgeneralization
Overgeneralization 4
4 To find out whether the
student’s error caused by teaching material or
method Error encourage by
teaching material or method
5
The Questions of the Interview
1. Apakah kamu tahu dan paham aturan-aturan dalam pembentukan kalimat
present perfect dan present perfect continuous tense dalam Bahasa Inggris? 2.
Pada bagian apa kamu kesulitan memahami present perfect dan present perfect continuous tense regular pluralirregular plural?
3. Apakah perbedaan Bahasa mempersulit kamu dalam memahami present
perfect dan present perfect continuous tense? Kenapa? 4.
Apakah menurut kamu semua bentuk kata kerja ketiga dalam Bahasa Inggris bisa ditambah
–ed? Kenapa? 5.
Menurut kamu, bagaimana cara guru kamu menjelaskan materi present perfect dan present perfect continuous tense?
In analyzing the stu dents’ written test, the researcher focused on using
present perfect and present perfect continuous tense. Besides, the researcher used some procedures in analyzing students’ errors: collecting the data, identifying the
errors by marking the errors in the students’ answer sheet, describing the students’
errors, classifying errors made by the students, and the last counting the errors into percentage. Note that, in identifying the most frequent errors in the form of
present perfect and present perfect continuous tense, focus on part one and part two in the
test given. Furthermore, to calculate the percentage of students’ errors, the researcher uses the formula below:
2
2
Anas Sujiono, Pengantar Statistika Pendidikan, Jakarta: PT. Grafindo Persada, 2005, p.43
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