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Re: st: forvalues


From   William Buchanan <[email protected]>
To   "[email protected]" <[email protected]>
Subject   Re: st: forvalues
Date   Tue, 23 Oct 2012 06:21:06 -0700

Except for the suggestion of posting with your full name that is ;).

Billy Buchanan

Sent from my iPhone

On Oct 23, 2012, at 6:15, - <[email protected]> wrote:

> Thank you for this,
> it is working now using levelsof, as I wrote above, but I will try
> your suggestion as well.
> 
> thanks again
> 
> On 23 October 2012 14:11, Nick Cox <[email protected]> wrote:
>> dimpol7 asked what he or she is doing wrong.
>> 
>> First off, as already pointed out to dimpol7, we ask for full real
>> names on Statalist. See my posting replying to dimpol7 on 12 October.
>> 
>> Second off,
>> 
>> forvalues i = 1/53 {
>>        tabstat age if single=='i', by(sexcat) stats(mean sd n min max
>> median p10 p25 p75 p90)
>> }
>> 
>> will fail if there are _any_ value of -single- in 1/53 for which there
>> are no observations. Stata is disagreeing with you on that, but all my
>> money is on Stata being right and you being wrong here.
>> 
>> I suggest that you try
>> 
>> di "`i'"
>> capture noisily tabstat age if single=='i', by(sexcat) stats(mean sd n
>> min max median p10 p25 p75 p90
>> 
>> A line displaying which value this is going to be needed to
>> distinguish the tables. -capture noisily- will proceed past any
>> errors.
>> 
>> Nick
>> 
>> 
>> On Tue, Oct 23, 2012 at 1:14 PM, - <[email protected]> wrote:
>>> It still won't do it, it says "no observations", but there are
>>> observations there...
>>> 
>>> On 23 October 2012 13:09, Henrik Støvring <[email protected]> wrote:
>>>> Your accents are off. You need to replace 'i' with `i' - note the
>>>> difference in the first accent.
>>>> 
>>>> Best,
>>>> 
>>>> Henrik
>>>> 
>>>> On 10/23/2012 02:04 PM, - wrote:
>>>>> hello all,
>>>>> I'm trying to build a simple loop, and have looked at Help for
>>>>> "foreach" and "forvalues", but can't get it to work. I just want to
>>>>> set a variable i to take consecutive values from 1 to 53, so use
>>>>> forvalues i=1/53, then give its value to a variable in my data called
>>>>> "single" (refers to the number of samples for each person) which has
>>>>> integer values ranging from 1 to 53, and create tables of statistics
>>>>> for age in men and women. So there would be 53 tables of ages, one for
>>>>> each number of samples, summarized by sex.
>>>>> Haven't use loops in stata before, I write:
>>>>> 
>>>>> forvalues i = 1/53 {
>>>>>   2. tabstat age if(single=='i'), by(sexcat) stats(mean sd n min max
>>>>> median p10 p25 p75 p90)
>>>>>   3. }
>>>>> 
>>>>> but the message is that 'i' is an invalid name. If I use
>>>>> if(single==i), it says "i not found". Can anyone tell me what I'm
>>>>> doing wrong?
>> 
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