Like to solve problems with the conduct of a specific study, using a case study or questionnaire designed to obtain information in order to solve the problem. In addition, the survey research Any other information. This category is for primary and secondary sources. For the origins of primary sources, such as information on called to collect the number of children of compulsory education criterion approach. In the academic year that they reach Best sources of information that others have already gathered, called the secondary sources, such as household storage in the khetborikan of the school from which already has gathered districts that both villages, or both, with a few households, etc. Primary and secondary sources is both quantity and quality, and is represented by a number, such as numbers, rather than the number of students who qualified for each household in the khetborikan number of 120 households have 100 people, language information, etc. Text interview with parents of students about the comments in the schools to help students or to develop. The school, in accordance with the needs of the community.
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