Research design

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research design

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Research design

  1. 1. Presented To :- Lalit singla Presented By :- Armesh Kumar Karanbir Singh
  2. 2.  According to cook “research design is the arrangement of conditions for collection & analysis of data in a manner that aims to combine relevance to the research purpose with economy in procedure”.  Arrangement of conditions.  Overall framework of the projects.  Specific master plan or model.  Blueprint .  Guides the investigators
  3. 3. Smooth sailing of research operations. Stands for advance planning of the methods. Great bearing on reliability of the results. Helps to give directions. Helps in decision making. Research design prevent blind searching. Helps researchers to anticipate potential problems in collecting data etc.
  4. 4. Dependent and independent variable Extraneous variable Control Research hypothesis Experimental and non-experimental hypothesis-testing research Experimental and control groups Experimental unit
  5. 5.  The choice of appropriate design largely depends on the objectives of the research and how much is known about the problem and its objectives.  Three traditional kinds of research-design  Exploratory and conclusive research design  Conclusive research design further two type Descriptive and casual research design Descriptive may be two type Cross sectional and longitudinal
  6. 6. Principal of replication Principal of randomization Principal of local control
  7. 7. There are two type of experimental design  Informal experimental design Pretest posttest without control group Posttest only with control group Pretest and posttest with control group  Formal experimental design C.R. design R.B design Latin square design Factorial design

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