In sheet1 column B to J which has 600 values each is wht i get if user
specifies n= 10, and according to that i want to calculate in sheet2
=Round(SUM(Tabelle1!B3:B12)/counta(Tabelle1!B3:B12)-SUM(Tabelle1!B2:B11)/co
unta(Tabelle1!B2:B11);2) copied down the column.
and then column K the average of B thru J.