File:Benfords law illustrated by world's countries population.svg
Summary
| Description |
العربية: توضيح قانون بنفورد، باستخدام عدد سكان دول العالم.
يوضح المخطط النسبة المئوية للبلدان التي يكون الرقم المقابل هو الرقم الأول في عدد سكانها (القضبان الحمراء). على سبيل المثال، 64 بلدًا من أصل 237 (=27٪) يكون الرقم 1 هو الرقم الأول في عدد سكانها. تشير النقاط السوداء إلى ما تنبأ به قانون بنفورد. المعطيات مأخوذة من كتاب حقائق العالم لوكالة الاستخبارات المركزية الأمريكية https://www.cia.gov/library/publications/the-world-factbook/rankorder/2119rank.html، وُصِل إليها في 7 أغسطس 2010. مصدر آر: beside = barplot(c(64,43,24,31,15,20,17,11,12)/2.37, names.arg=1:9, ylim=c(0,32), space=NULL, col="pink") ; points(beside, 100*(log(2:10, 10) - log(1:9, 10)), pch=19) English: illustration of Benford's law, using the population of the countries of the world.
The chart depicts the percentage of countries having the corresponding digit as first digit of their population (red bars). For example, 64 countries of 237 (=27%) have 1 as leading digit of the population. Black points indicate what is predicted by Benford's law. the data is from CIA Worldbook https://www.cia.gov/library/publications/the-world-factbook/rankorder/2119rank.html, accessed August 07, 2010 R Source: beside = barplot(c(64,43,24,31,15,20,17,11,12)/2.37, names.arg=1:9, ylim=c(0,32), space=NULL, col="pink") ; points(beside, 100*(log(2:10, 10) - log(1:9, 10)), pch=19) |
| Date | |
| Source | Own work |
| Author | Melikamp |
| Other versions |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:08, 26 July 2022 | | 768 × 576 (10 KB) | wikimediacommons>Smasongarrison | shrunk down, and changed plot to soft red to closer match the file it's replacing // Editing SVG source code using c:User:Rillke/SVGedit.js |
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