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INTERPRETATION AND PRESENTATION OF DATA Hasham Mubarak 2006-ag-1032
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What is data? ► It is information gathered by different sources or facts. ► It may be in numeric or alphabetic form
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Types of data There are two types of data ► Primary data ► Secondary data
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Primary data ► It is the type of data that investigator collect first time ► It is in unprocessed form ► Basically it is raw data
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Methods of collecting Primary data ► Direct personal investigation ► Indirect oral investigation ► Through local correspondents ► Mailed questionnaire ► Personal observation
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Secondary data ► It is in processed form ► It may be official data ► Official publications of govt. ► Publications of international organization ► Research reports
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What is data interpretation? ► It is explanation of your results. ► Its purpose is to get answers to your study question. ► The questions that provoke you to start your monitoring program.
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Tools for data interpretation ► Statistical tools are used for the explanation of our results. These tools are: Mean Mode Median Regression & co-relation
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► Graphs ► Chi-square test ► Ratio ► Sampling
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What is presentation of data? ► It is a way to present your research work before others. ► Following points should be considered during data presentation: a. Know your audience a. Know your audience b. Presentation should not be highly technical or extremely simplistic. b. Presentation should not be highly technical or extremely simplistic.
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c. Focus on your topic d. Presentation either verbal or written should be timely and relevant. e. Maintain the interest and attention of your audience.
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Ways of data presentation ► Graphical presentation of data ► In graphical presentation different types of graphs are used e.g. Bar graphs Pi-chart Line graphs Maps and photographs
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Bar Graph
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Pi Chart
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Line Graph
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Some other ways of presentation of data Some other ways of presentation of data ► Written reports ► Speaking tour ► Public meetings ► Press releases and press conference ► Exhibits ► Websites
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