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st: AW: Constructing a group level variable


From   "Martin Weiss" <[email protected]>
To   <[email protected]>
Subject   st: AW: Constructing a group level variable
Date   Wed, 10 Feb 2010 17:33:36 +0100

<> 

-contract- would capture the combinations between the two questions:


*************
clear*

input byte schid   studid  byte timep08  byte timef08
  2     6910          2          2
  2     6911          2          2
  2     6912          2          3
  2     6913          3          3
  4     7299          2          2
  4     7300          2          2
  4     7301          3          1
  4     7302          2          2
  4     7303          2          2
  4     7304          2          1
  4     7305          1          . 

end

contract timep08 timef08 schid
sort schid
l, sepby(schid)
*************



HTH
Martin

-----Ursprüngliche Nachricht-----
Von: [email protected]
[mailto:[email protected]] Im Auftrag von
[email protected]
Gesendet: Mittwoch, 10. Februar 2010 17:25
An: [email protected]
Cc: [email protected]
Betreff: st: Constructing a group level variable

Hi all,

I have a dataset that consists of students (studid) in 49 schools
(schid) responding to a survey. They were asked their impressions of the
curriculum ("do you believe time devoted to subject xxx was ....") and
all responses were categorical (with 1 denoting 'not enough', 2 denoting
'just right', and 3 being 'too much'). A slice of the data is:

list    schid studid timepub08 timefin08 in 30/40

    +--------------------------------------+
    schid   studid   timep~08   timef~08
    --------------------------------------
30.    2     6910          2          2
31.    2     6911          2          2
32.    2     6912          2          3
33.    2     6913          3          3
34.    4     7299          2          2
    --------------------------------------
35.    4     7300          2          2
36.    4     7301          3          1
37.    4     7302          2          2
38.    4     7303          2          2
39.    4     7304          2          1
    --------------------------------------
40.    4     7305          1          .
    +--------------------------------------+

Question: Is there a way to generate a (or collapse this) dataset to get
school levels variables? I am interested in school level variables that
captures the number of responses to each category (1 'not enough' 2
'just right' and 3 'too much') for each question (timepub08 timefin08).

Many thanks for the advice.


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