Re: Finding means of groups of columns that match a certain value in another column

"Typhi" wrote in message <o12kp4$32d$1@newscl01ah.mathworks.com>...
> Type Height Age BMI
> 0 160 14 17
> 0 161 15 17.2
> 0 162 16 17.4
> 0 163 17 17.6
> 1 164 18 17.8
> 1 165 19 18
> 1 166 20 18.2
> 1 167 21 18.4
> 2 168 22 18.6
> 2 169 23 18.8
> 2 170 24 19
> 2 171 25 19.2
> 3 172 26 19.4
> 3 173 27 19.6
> 3 174 28 19.8
> 3 175 29 20
> 0 175 28 24.1
> 0 174 27 24
> 0 174 26 23.9
> 0 174 25 23.8
> 1 174 24 23.7
> 1 174 23 23.6
> 1 174 22 23.5
> 1 174 21 23.4
> 2 174 20 23.3
> 2 174 19 23.2
> 2 174 18 23.1
> 2 174 17 23
> 3 174 16 22.9
> 3 174 15 22.8
> 3 174 14 22.7
> 3 174 13 22.6

Hi Guys,

I want to find the mean of each column depending on the Type.

For example, I want to find the mean for the four columns that have type 0 and output that to a text file.
Then I want to find the separate mean for the four columns that have a Type 1.
And so on.