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In any research work, it is considered essential to collect data for reaching scientific conclusions and for generalization and theory. There are only facts of Gudde and Haat, so the more the data (facts) according to one's experience dependent, pure and reliable, the more beneficial the research will be. Types of Data - Data can be divided into two parts. a . Primary data b. secondary data. Primary data are those data which are collected for the first time and the credit of collection goes to the researcher himself. There is a sense of originality in the secondary figures, because they are useful during research work, it is said that the figures are used for the second time. Types of Tests 1 Closed or Restricted Questionnaire 2 Restricted Questionnaire 3 Drawn Questionnaire 4 Mixed Questionnaire Research Equipment 1. Questionnaire Size I Questionnaire size can include all those instruments from which any type of information is being obtained. In this there are questions or statements etc., whose answers are given by the members of the sample. The tools of this class are as follows (i) Questionnaire (ii) Schedule (iii) Marking list (iv) Assessment scale (v) Mark sheet 2 Observation 3. Interview 4. Psychological test: Use of the following psychological tests for psychological and educational research (i) Achievement Test (ii) Intelligence Test (iii) Aptitude Scale (iv) Personality Table