Dr.Ruud wrote:
On 2011-01-08 03:16, S.F. wrote:
I have a data file with n columns and r row.
The first 3 columns and the first 5 rows are:
2 3 1
1 6 X
4 0 X
X 8 X
5 X 5
The "X" means missing.
How could I write a script to calculate the average by column and
replace "X" with the average?
The
On 2011-01-08 03:16, S.F. wrote:
I have a data file with n columns and r row.
The first 3 columns and the first 5 rows are:
2 3 1
1 6 X
4 0 X
X 8 X
5 X 5
The "X" means missing.
How could I write a script to calculate the average by column and
replace "X" with the average?
The output should be
At 18:16 -0800 07/01/2011, S.F. wrote:
I have a data file with n columns and r row.
The first 3 columns and the first 5 rows are:
2 3 1
1 6 X
4 0 X
X 8 X
5 X 5
The "X" means missing.
How could I write a script to calculate the average by column and
replace "X" with the average?
There must be
On Fri, Jan 7, 2011 at 9:16 PM, S.F. wrote:
> I have a data file with n columns and r row.
> The first 3 columns and the first 5 rows are:
>
> 2 3 1
> 1 6 X
> 4 0 X
> X 8 X
> 5 X 5
>
> The "X" means missing.
> How could I write a script to calculate the average by column and
> replace "X" with the
