Anna | Ben | Charlie |
31 | 36 | 37 |
26 | 19 | 32 |
32 | 39 | 24 |
27 | 36 | 32 |
29 | 20 | 30 |
How would you decide who is best at estimating 30 seconds?
If you enjoyed this problem, you might want to have a go at estimating time for yourself - are you better than Anna, Ben and Charlie?
You may also like the problem How Would You Score It?
With thanks to Don Steward, whose ideas formed the basis of this problem.