3.2       SAMPLING DESIGN

            The elements of the sampling design include the target population, sampling technique and sample size.

            3.2.1   Target Population

The target population of this study comprises of teachers who work in the SMK Tun Perak, Muar. They are chosen because, case study focus on the teachers in that schools..

            3.2.2   Sampling Technique

For the sampling technique, this research used the simple random sampling. In this study, teacher will be pickup randomly to answer the questionnaire based on the class that they teach. The questionnaires will be personally distributed to the teachers who are working in SMK Tun Perak, Muar.

            3.2.3   Sample Size

Currently, there are 250 of teacher in SMK Tun Perak, Muar who are working in that school. According to Krejcie and Morgan (1970) table of sample, the appropriate size would be 148. The sample size also satisfied with the rules of thumbs by Roscoe (1975) which said that the sample sizes which are larger than 30 and less than 500 are suitable and seems to be appropriate for most of the research.