varied information related to this research. Documentation used is non-test documentation, namely documentation in the form of pictures or
photographs the interviews with school principals when the research was conducted in SMA Muhammadiyah 2 Yogyakarta.
F. Research Instrument
Research instrument is the very important thing that determines the quality of the data collected in the study. According to Suharsimi Arikunto
2005:101 research instrument is the tool you selected and used by researchers in its activities in order to collect data on these activities becomes
systematic and facilitated by it. In qualitative research researchers have a position as a means of collecting the data. Although such researchers as an
instrument assisted with research tools. The instruments used in this study are:
1. Observation Sheet
Observation guide is used to simplify operations of the research. Things that are sought after in the observation is related to:
a. School Profile b. School Vision-School Mission
2. Guidelines for the Interview
Interview guideline containing questions related to quality assurance activities learning in SMA Muhammadiyah 2 Yogyakarta.
3. Documentation
Documentation taken from the vision and mission of the school and the facilities available at SMA Muhammadiyah 2 Yogyakarta.
G. Data Analysis Techniques
According to Moleong 2006:103 data analysis is a process of organizing and sorting the data into patterns, categories and basic description
unit so it can be discovered and formulated the hypothesis. The data collected was then analysed and interpreted in order to know the meaning and its
meaning, then connected with research issues. The data collected are presented in the form of a narrative and a direct interview excerpt.
The data analysis techniques used in this research are described as follows Miles and Huberman, 1992:15
1. Reduction of Data
Data reduction is an integral part of data analysis. Its function is to classify, direct, sharpen and discard unnecessary as well as organizing so
that interpretation of data on the learning quality assurance activities class XI can be conducted.
2. Presentation of Data
At this stage, data resulted from the field is presented in the form of a narrative text, namely the learning quality assurance activities process of
class XI in SMA Muhammadiyah 2 Yogyakarta.
3. Withdrawal of ConclusionVerification
Conclusion Withdrawal and Verification is an attempt seeking the meaning of presented data components by observing the patterns, order,
description, configuration, and causal relations. In drawing conclusions about and verification the activities of implementation of the learning
quality assurance of class XI has always done a review against the presentation of the data.
H. Data Validation
