STATA 11 for Windows SAMPLE SESSION - Food Security Group ...

Stata 11 Sample Session Section 2 – Restructuring Data Files – Table Lookup & Aggregation
editor, paste the command, switch back to the
dialog box and click on Ok.
5. Write a comment in the do-file to explain what the
commands are doing.
The number of cases in each cell should be almost the
same counts plus or minus a case or two, e.g.
| district
quart | monapo ribaue angoche | Total
-----------+---------------------------------+----------
1 | 28 30 29 | 87
2 | 27 30 29 | 86
3 | 27 30 29 | 86
4 | 27 29 28 | 84
-----------+---------------------------------+----------
Total | 109 119 115 | 343
Examples of the foreach looping
command
The new variable requires a label:
1. Click on Data, then Data utilities, then Label
utilities, then Label variable.
2. In the Variables: box, select the name of the first
variable: quart
3. In the Attach label to variable (up to 80
characters) box, type
Calorie production quartile
4. Click on the copy button, switch to the do-file
editor, paste the command, switch back to the
dialog box and click on Ok.
The Stata command is:
label variable quart "Calorie production quartile"
Examples of the use of the foreach command are:
Computing new variables:
foreach var of varlist inc1-inc12 {
generate tax`var' = `var' * .10
}
Collapsing across variables:
79