Last Number to Average

[yirawan]

Is it possible to average up to certain row indicated in "Last number to
average" or C8

A B C
1 5
2 7
3 8
4 10
5 6
6 10
7
8 Last number (NO.) to average: 4 (i would like to average from
A1 to A4)

REsult = 7.5 or (5+7+8+10)/4

Thanks much

 

[Guest]

=AVERAGE(OFFSET($A$1,0,0,A8,1)). This will start in A1 and average the
number of rows indicated in A8.

 

[Harlan Grove]

bpeltzer wrote...

=AVERAGE(OFFSET($A$1,0,0,A8,1)). This will start in A1 and average the
number of rows indicated in A8.

....

Variation on this using nonvolatile functions.

=AVERAGE($A$1:INDEX($A:$A,A8))

 

[yirawan]

thanks much