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DATA VISUALIZATION (CHART CATEGORY (pie chart, bar chart, line chart, box…
DATA VISUALIZATION
INTRODUCTION
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makes complex data more accessible, understandable and usable
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HISTORY
in 17th century, data visualization existed mainly in the realm of maps, displaying land markers, cities, roads, and resources
William Playfair, considered to be the inventor of many of the graphs we use today (line, bar, circle, and pie charts)
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