Unit-i meaning Of Research


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3. 
Classification: Most research studies result in a large volume of raw data which 
must be reduced into homogeneous groups if we are to get meaningful relationships. 
This fact necessitates classification of data which happens to be the process of 
arranging data in groups or classes on the basis of common characteristics. Data 
having a common characteristic are placed in one class and in this way the entire data 
get divided into a number of groups or classes. 
4. 
Tabulation: When a mass of data has been assembled, it becomes necessary for the 
researcher to arrange the same in some kind of concise and logical order. This 
procedure is referred to as tabulation. Thus, tabulation is the process of summarising  


Dr.R.Rathi Devi.,M.B.A.,M.Phil.,Ph.D.,
Department of Business Administration 
Arasu College of Arts and Science for Women,Karur. 
 
 
raw data and displaying the same in compact form (i.e., in the form of statistical 
tables) for further analysis. In a broader sense, tabulation is an orderly arrangement of 
data in columns and rows
PROBLEMS IN PROCESSING 
 
(a) The problem concerning “Don’t know” (or DK) responses: While processing the 
data, the researcher often comes across some responses that are difficult to handle. 
One category of such responses may be ‘Don’t Know Response’ or simply DK 
response. When the DK response group is small, it is of little significance. But when it is 
relatively big, it becomes a matter of major concern in which case the question arises: 
Is the question which elicited DK response useless? 
 
The answer depends on two points viz., the respondent actually may not know the 
answer or the researcher may fail in obtaining the appropriate information. 

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