Joy of Stats: Hans Rosling's 200 Countries, 200 Years, 4 Minutes
Jan 10, 2011
YouTube - Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBC Four.
http://www.youtube.com/watch?v=jbkSRLYSojo
ShareJan 10, 2011
YouTube - Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBC Four.
http://www.youtube.com/watch?v=jbkSRLYSojo
Share