topic Re: Find sample mean vector in SAS Studio

Find sample mean vector

Mustafa86 — Fri, 14 Sep 2018 16:45:03 GMT

how to write the code for sample mean vector for 3*3 matrix in SAS iml the equation for it is attached in the document
the matrix is {1 2 -1,
2 4 4,
1 5 -2};

Re: Find sample mean vector

Reeza — Fri, 14 Sep 2018 22:32:04 GMT

MeanM = mean(myMatrix);
If you want it transposed, use the T()function.

IML functions are listed here
https://documentation.sas.com/?docsetId=imlug&docsetTarget=imlug_langref_sect253.htm&docsetVersion=14.3&locale=en

@Mustafa86 wrote:

how to write the code for sample mean vector for 3*3 matrix in SAS iml the equation for it is attached in the document

the matrix is {1 2 -1,

2 4 4,

1 5 -2};

Re: Find sample mean vector

Ksharp — Sat, 15 Sep 2018 14:38:12 GMT

Post it at IML forum @Rick_SAS is there.

Re: Find sample mean vector

Rick_SAS — Sat, 15 Sep 2018 14:54:02 GMT

proc iml;
x = {1 2 -1,
     2 4 4,
     1 5 -2};

colMean = mean(x); /* means of each column */
print colMean;