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Festinger and Katz have described followings six steps in the conduct to a field study.
a. Preliminary Planning :Deciding scope and objectives of study and the time table of stages.
b. Scouting Expedition: By either living in the group or making frequent trips the researcher explores the significant variables in the situation and the types of instruments to be constructed. In this phase the fieldworker makes unlimited on contacts with wider segments of informants seeks informants who have a wide range of contact locates formal and informal leaders spends considerable time in participant observation and studies available records and secondary sources of information.
c. Formation of the Research Design: The design for final study is market out. These designs are usually exploratory and hypotheses testing.
d. Presenting of Research Instruments and Procedure: Like interview schedules questionnaires behavioural scales and other methods of getting information.
e. Full scale Field Operation: Something the actual fieldwork may require new instruments and new hypotheses. The personal and skill of a field worker differ from the requirements of a large scale survey:
f. Analysis materials: Obtains frequency distribution on all measures uses co relational analysis and interprets findings.
Small Sample The central limit theorem does not work well with small samples even if the population in non Gaussian. So we cannot rely on the central limit theorem
Scope of the OR techniques can be derived in followings various importance fields: 1. In Agriculture : With the explosion of population and consequent shortage of food O
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