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From | Christian Bärtsch <christian.baertsch@student.unisg.ch> |
To | "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu> |
Subject | Re: st: sum issue (wrong values) |
Date | Wed, 24 Oct 2012 12:33:17 +0200 |
Thanks Nick - sorry I am only getting used to the correct terms. Yes it is correct, that I am looking at the -summarize- command in stata. . sum latency_int Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- latency_int | 5760 1102.242 700.1589 2 1999 . describe latency_int storage display value variable name type format label variable label ------------------------------------------------------------------------------- latency_int int %8.0g latency_int . . count 5760 . . summarize latency_int, detail latency_int ------------------------------------------------------------- Percentiles Smallest 1% 14 2 5% 57 2 10% 122.5 2 Obs 5760 25% 377.5 2 Sum of Wgt. 5760 50% 1221.5 Mean 1102.242 Largest Std. Dev. 700.1589 75% 1779 1998 90% 1902 1998 Variance 490222.5 95% 1948 1998 Skewness -.2200922 99% 1988 1999 Kurtosis 1.417508 And here also an extract from list . list latency_int +----------+ | latenc~t | |----------| 1. | 4720 | 2. | 3923 | 3. | 1844 | 4. | 1435 | 5. | 2955 | |----------| 6. | 1483 | 7. | 3459 | 8. | 1004 | 9. | 1716 | 10. | 1372 | |----------| Thanks. 2012/10/24 Nick Cox <njcoxstata@gmail.com>: > This is ambiguous as between the -summarize- command (which can be > abbreviated -sum-) and the -sum()- function, which gives cumulative or > running sums, although it seems you mean the first. In Stata (not > "STATA") commands and functions are quite different families. > > Even then, you must show us exactly what you typed and exactly what > Stata did by copying output. Otherwise it is difficult to guess what > is going on. Does -latency_int- have value labels, which are what you > see when you -list-, but not what are -summarize-d? You should show us > the results of > > describe latency_int > count > summarize latency_int, detail > > Nick > > On Wed, Oct 24, 2012 at 11:13 AM, Christian Bärtsch > <christian.baertsch@student.unisg.ch> wrote: > >> I have a issue using the sum function of STATA. I have a data set, >> where I have a variable called latency_int (type: int; and something >> over 5700 values). I use the command sum(latency_int). There I get the >> minimum of 2 and the maximum of 1999 even though the data set contains >> values from 44 to 81000 (those values are shown when I use >> list(latency_int). It must be a pretty basic mistake, however I have >> not been able to come up with a solution for days. > > * > * 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/