On the other hand, a too large sample results into complex analysis of the study findings, which may read to errors during analysis. It is recommendable that you opted to go for random sampling given the nature of your research, which involves determining the effectiveness of discipline. However, it should be noted that random sampling eliminates bias, one of the most common cause of inaccurate results of a study. Considering the fact that the study you are undertaking will utilize the use of questionnaires, I suggest that you take time and ensure that you develop a questionnaire that does not intrigue emotions of the interviewee.
The questionnaire should be structure in manner that it does not too long, which can make the interviewee tired of filling it and opting for giving vague information. Additionally, I would suggest that you ensure that those randomly selected will be voluntarily willing to participate in the exercise. By doing so, the possible challenge of missing data from the interviewee will be reduced because t the interviewees will not feel intimated by the questionnaire.
Administering standardized questions will ensure that there are no missing data as well as elimination provocation of the interviewee, which will improve the accuracy of the
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