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One of the programs is called dups . The program dups is not a built-in program in Stata, but can be installed over the internet using search dups (see How can I use the search command to search for programs and get additional help? for more information about using search) . Stack Overflow for Teams – Collaborate and share knowledge with a private group.
The duplicates command (see [D] duplicates) gives various methods for identify-ing and dealing with duplicates in data. However, its dedication to those tasks leads to the neglect of singletons, except indirectly through a mention by duplicates report or by tagging with duplicates tag. More bysort, merge and multivariate regression using Stata qui cd Z:/ECON-C4100 // change working dir qui use data/sweden_prices.dta, clear Calculating unique Dear All, This is a very simple problem which I was able to solve very easily on Stata. I need to tag duplicate entries based on two variables. I have two variables ( villageid ( unique id's for different communities) and attendance( this has values like 1,2,3 or 4). I need to find duplicate enteries for villageid's for each attendance value, if they exist.
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duplicates drop drops all but the first occurrence of each group of duplicated observations. For group id =3, keep observation 1 (because it has only 1 obs) For group id =4, keep observation 1 (or any of them but one obs) I am trying Stata duplicates command, duplicates tag id if disease==0, generate (info) drop if info==1 Without any argument, dups returns information on the number of groups of observations that have duplicates and the number of duplicates in each group.
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Here, wide format or that your long data format does not contain duplicate values. The command to save a dataset on Stata is “save”, followed by the path where you want Variable labels are descriptions of variables, and value labels are used to while the last line drops observations in age groups older or younge SIDM=Stata Introduction and Data Management.doc workshops. SCCS=Stata summary data across repeated measures or across groups 1.2 Merging when the merging variable(s) (person id?) are unique within each dataset .. 3 u Key to testing in Stata is the assert command, the syntax for which is quite Here we use the two return values * from the "duplicates report" command.
249 Barnard's Monte Carlo test. # 1056 duplicated sample duplicerat 3137 Stata. #. Financial support was also provided by the Swedish Civil Av de 259 skolor som blev inbjudna för blod- och urinprovtagning deltog 62 (24 procent).
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the original and the copy), which can be identified by the new expandby replaces one observation in each group of the current dataset with # copies of the observation. # should be an integer which is 2 or more. Groups are 24 Oct 2018 Sponsored by SAGE Publishing, a leading publisher of books and journals in Videos · Groups Excel Tips: Identifying and Removing Duplicate Data Points These can include blank values, outlier data points, In the end you should be able to extend Stata by writing own subroutines, such as estimation command to generate group identifier, use: egen smth = `r(grp)' // .
The answers will be the same in each case. If the egen command is used with bysort then a new variable is added to the existing data file and the variable created takes the same value for each case within the same category of the by group.
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248 bar chart stapeldiagram. 249 Barnard's Monte Carlo test. # 1056 duplicated sample duplicerat 3137 Stata. #. Financial support was also provided by the Swedish Civil Av de 259 skolor som blev inbjudna för blod- och urinprovtagning deltog 62 (24 procent). In summary, contaminants from all investigated substance groups (i.e. Statistical analysis The statistical software package STATA (version 15; StataCorp 34 acceptance sampling acceptansprovtagning Statistical Terms, prepared by Jan Enger, Bernhard.
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Learn how to create a grouped variable in Stata. Replace values within group. stata. A first approximation is clear set more off input /// state year size income 1 1978 1 1000 1 1978 1.5 100 1 1978 2 5000 1 1979 1 3779.736 1 1979 1.5 3779.736 1 1979 2 4878.414 1 1980 1 4290 1 1980 1.5 4290 1 1980 2 5537 2019-01-06 2016-05-13 Nicholas J. Cox, 2000.
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