3 ms·
This reminded me of the 4 minute mile. The first 4 minute mile was a 3:59 run by Roger Bannister in 1954. Prior to that, the record was a 4:01 run in 1945. A 4
by alexeldeib 5y ago
This reminded me of the 4 minute mile. The first 4 minute mile was a 3:59 run by Roger Bannister in 1954. Prior to that, the record was a 4:01 run in 1945.
A 4% improvement on the 4:01 would be a 3:51. A 3:51 wasn't achieved until 1966, about 20 years later.
So 4% can be quite a jump!
- dbpatterson 5y agoExtending your point, 4% more would go down to just under 3:42.... which has not yet happened, over a half century later.