0 a number that shows the amount by which members of a group are different from the mean (= average) value for the group: --
1 a measurement of the degree to which each number in a set of numbers is different from the average: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.