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Re: st: Average Multiple Records


From   Dennis Kramer <dkramerii@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Average Multiple Records
Date   Mon, 25 Apr 2011 11:19:59 -0400

Thank you Nick, that worked perfectly.



On Mon, Apr 25, 2011 at 10:01 AM, Nick Cox <njcoxstata@gmail.com> wrote:
> Check out -egen-'s -mean()- function in conjuction with -by:-.
>
> Nick
>
> On Mon, Apr 25, 2011 at 2:30 PM, William Buchanan
> <william@williambuchanan.net> wrote:
>
>> You can probably use - collapse - by student ID to get this.
>
> Dennis Kramer
>
>> I am trying to trying to calculate GPA for each student in a given
>> year and I have course grade information in the following form:
>>
>> Student 1 -- Course 1 -- Grade
>> Student 1 -- Course 2 -- Grade
>> Student 1 -- Course 3 -- Grade
>> Student 2 -- Course 1 -- Grade
>> Student 2 -- Course 2 -- Grade
>> Student 2 -- Course 3 -- Grade     etc....
>>
>> I know I need to generate a GPA variable by converting the Grade into
>> a GPA format; however, I am not sure how I could generate an overall
>> GPS variable for each unique student that takes into account the sum
>> of the newly created GPA variables and divides it by the number of
>> courses an individual took in that given year.
>
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