20 ms·
Is 7 an arbitrary number made up on the spot or is there some logic behind this?
by harty65 12y ago
Is 7 an arbitrary number made up on the spot or is there some logic behind this?
- nextw33k 12y agoIts taken from a BBC article: http://www.bbc.co.uk/news/magazine-27731725 http://www.bbc.co.uk/news/magazine-27731725 It seems to work well for Nordic countries: https://en.wikipedia.org/wiki/Nordic_countries#Demographics https://en.wikipedia.org/wiki/Nordic_countries#Demographics