1. DataVisualisation with Tableau ExcelRSolutions

2. What is DataVisualisation? ExcelRSolutions

3. What is DataVisualisation? • Data visualization is visual representation or creation and study of the visually representeddata • Communicate information clearly and efficiently using Graphs, Plots, Statistical graphicsetc. • Numerical data may be encoded using dots, lines, or bars to visually communicate a quantitativemessage • It makes complex data more accessible,understandable ExcelRSolutions

4. Have we experienced visualised dataearlier? ExcelRSolutions

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10. DataVisualisation John_Snow_cholera ExcelRSolution s

11. What is Data? How is itgenerated? ExcelRSolutions

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15. Importance of VisualizingData • Visualizations casts data into a format that can be easily grasped andunderstood • much more quickly andeasilythan the raw number alone. • Visualization is that it allowsusaccessto huge amounts of data in ways that would not be otherwisepossible. • Visualizations allows to access more actionableinsights. • Visualizations allows data to be presented both graphically andinteractively. • Visualizations are effective at conveyingknowledge. 15