I have to normalize the matrix data and my sample is 48 subjects (number of rows).
The result of the division (100/sum of the columns with 22 interval) must be multiplicated by the elements of the original matrix.
Thank you very much to all of you, your help is highly appreciated.
I wish you a...
Greetings,
I have a 48x88 matrix and I need to sum the 1st element to the 23rd, the 2nd element to the 24th, etc until the 66th to the 88th (always using a 22 interval).
Then I have to divide 100 by the sum of each column. The result will be multiplied by each element of that same column.
What...