Introduction :
– All activities done by researcher during the course of conducting his research are called research methods.
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Methods :
- Library research :
a) Analysis of historical record. :-
Techniques: Recording of notes, Content analysis, Tape and Film listening and analysis.
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b) Analysis of documents :-
Techniques: Statistical compilations and manipulations, reference and abstract guides, contents analysis.
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- Field research :
a) Non- participant direct observation: Observational behavioral scales, use of score cards, etc
b) Participant observation: Interactional recording, possible use of tape recorders, photo graphic techniques etc
c) Mass observation: Recording mass behavior, interview using independent observers in public places
d) Mail questionnaire: Identification of social and economic background of respondents
e) Personal interview: Interviewer uses a detailed schedule with open and closed questions
f) Telephone survey: Used as a survey technique for information and for discerning opinion; may also be used as a follow up of questionnaire.
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- Laboratory research :
– Use of audio-visual recording devices , etc.
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Steps :
a) Formulating the research problems :- A research problem refers to some difficulty which a researcher experiences in the context of either a theoretical or practical situation and wants to obtain a solution for the same.
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b) Extensive literature review :- The researcher must at the same time examine all available literature to get himself acquainted with the selected problem and work done in this field.
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c) Development of working hypothesis :- Hypothesis should be very specific and limited to the piece of research in hand because it has to be tested.
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d) Preparing research design :- The function of research design is to provide for the collection of relevant evidence with minimal expenditure of effort, time and money.
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e) Determining the sample design :- Sample design is a definite plan determined before any data are actually collected for obtaining a sample from a given population.
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f) Collecting data :-
A researcher can collects the data through different sources:
- Primary source: first hand information -Survey
- Secondary source: Second hand information – Published or unpublished material
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g) Execution of project :- The researcher should see that the project is executed in a systematic manner and in time during project execution.
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h) Analysis of data :- new hypotheses should be subjected to tests of significance to determine with what validity data can be said to indicate any conclusion
I) Hypothesis testing :- Hypothesis-testing will result in either accepting the hypothesis or in rejecting it.
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j) Generalization and interpretation:-
- If a hypothesis is tested and upheld several times, it may be possible for the researcher to arrive at generalization, i.e., to build a theory
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- If the researcher had no hypothesis to start with, he might seek to explain his findings on the basis of some theory. It is known as interpretation
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k) Preparation of report or thesis:- Finally, the researcher has to prepare the report of what has been done.