Bookmark and Share

Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: "stacking" a variable ?


From   Nick Bornschein <nick.bornschein@gmail.com>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: "stacking" a variable ?
Date   Mon, 2 Dec 2013 20:12:06 +0100

Ok, thank you all. I will give that a try tomorrow.
My real data "change" the column every 181 values, so q1 is in 1/181, q2 from 182/363 and so on..hop that will work... ;))



> Am 02.12.2013 um 18:08 schrieb Nick Cox <njcoxstata@gmail.com>:
> 
> <>
> 
> I am just underlining that [_n+3] does the loop for you.
> 
> Nick
> njcoxstata@gmail.com
> 
> 
>> On 2 December 2013 16:51, Thomas, Anthony <anthony_h_thomas@brown.edu> wrote:
>> sorry, thought you wanted to move observations from q1 to q2. The
>> principle is the same though...
>> 
>>> On Mon, Dec 2, 2013 at 11:35 AM, Nick Cox <njcoxstata@gmail.com> wrote:
>>> An explicit loop is unnecessary, as
>>> 
>>> replace q2 = q2[_n+3] in 1/3
>>> 
>>> encapsulates the loop. Subscripting should be familiar in terms of
>>> e.g. [_n-1] for previous observation.
>>> 
>>> Nick
>>> njcoxstata@gmail.com
>>> 
>>> 
>>>> On 2 December 2013 16:28, Thomas, Anthony <anthony_h_thomas@brown.edu> wrote:
>>>> Hi Nick,
>>>> 
>>>> You can try using Stata's subscript notation "_n":
>>>> 
>>>> replace q2 = q1[4] if _n == 1
>>>> replace q2 = q1[5] if _n == 2
>>>> 
>>>> *** where 4 and 5 are the observation number of what you want to move in q1
>>>> 
>>>> and so on. Of course it would be smarter to implement this in a loop
>>>> if possible.
>>>> 
>>>> Hope that helps,
>>>> 
>>>> Anthony
>>>> 
>>>> On Mon, Dec 2, 2013 at 11:03 AM, Nick Bornschein
>>>> <nick.bornschein@gmail.com> wrote:
>>>>> Hello,
>>>>> 
>>>>> after some problems with my data, I have a final question to deal with them. Imagine the following example:
>>>>> 
>>>>> clear
>>>>> input q1 q2
>>>>> 2.05 .
>>>>> 3.01 .
>>>>> 0.75 .
>>>>> . 1.99
>>>>> . 1.86
>>>>> . 0.44
>>>>> end
>>>>> 
>>>>> How do I "move" column q2 upwards, so that finally 1.99 is in the same line as 2.05 in the first row, 1.86 is besides 3.01 and so on.
>>>>> 
>>>>> Thanks a lot
>>>>> -Nick
>>>>> *
>>>>> *   For searches and help try:
>>>>> *   http://www.stata.com/help.cgi?search
>>>>> *   http://www.stata.com/support/faqs/resources/statalist-faq/
>>>>> *   http://www.ats.ucla.edu/stat/stata/
>>>> *
>>>> *   For searches and help try:
>>>> *   http://www.stata.com/help.cgi?search
>>>> *   http://www.stata.com/support/faqs/resources/statalist-faq/
>>>> *   http://www.ats.ucla.edu/stat/stata/
>>> *
>>> *   For searches and help try:
>>> *   http://www.stata.com/help.cgi?search
>>> *   http://www.stata.com/support/faqs/resources/statalist-faq/
>>> *   http://www.ats.ucla.edu/stat/stata/
>> *
>> *   For searches and help try:
>> *   http://www.stata.com/help.cgi?search
>> *   http://www.stata.com/support/faqs/resources/statalist-faq/
>> *   http://www.ats.ucla.edu/stat/stata/
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/faqs/resources/statalist-faq/
> *   http://www.ats.ucla.edu/stat/stata/

*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/faqs/resources/statalist-faq/
*   http://www.ats.ucla.edu/stat/stata/


© Copyright 1996–2018 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   Site index