Data is the heart of 4th industrial revolution. Every sector in modern society such as business, health, and military, depends on analyzing massive amount of data to find answer and solve problem. Did you know that two centuries ago, a frail young lady already utilized data to do exactly that? She was Florence Nightingale (Figure 1), a nurse in the 19th century United Kingdom, whose contribution and service in wars gained her the nickname “The Lady with the Lamp”. Many of her contribution are supported by statistics, such as data visualization called Coxcomb or rose chart.
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