The average is the sum of the digits of the lottery numbers, divided by the number of numbers(7).
Divide the average value into 7 parts:
Part 1st: 4 - 10
Part 2nd: 11 - 17
Part 3rd: 18 - 23
Part 4th: 24 - 29
Part 5th: 30 - 35
Part 6th: 36 - 41
Part 7th: 42 - 47