November 17, 2025
Jacky Fan
Evolution of Statistical Graphics Explained
Trace the evolution of data visualization from Playfair to modern dashboards.
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November 9, 2025
Jacky Fan
William Playfair: Who Invented Line Graphs?
Learn how William Playfair pioneered line, bar, and pie charts and shaped modern data visualization with ideas still used in analytics today.
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November 5, 2025
Jacky Fan
Line Graph History: Charts to Dashboards
Trace line graph history from 18th-century statistical graphics to modern dashboards, and see why line charts remain essential for time-series analysis.
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