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10 Ιουλ 2014 · I know a way of finding and identifying missing values for a particular variable. For the variable avedmajor, I could do tab avedmajor, m Then, gen avedmajormissing=0 replace avedmajormissin...
31 Ιουλ 2020 · I have imported an excel data in Stata which contains 16 variables (2 string variables and 14 numeric variables) with some missing values (specifically "n.a." type of missing values) and all efforts to delete the "n.a." or replace them with recognized stata missing values such as "."
import excel loads an Excel file, also known as a workbook, into Stata. import excel filename, describe lists available sheets and ranges of an Excel file. export excel saves data in memory to an Excel file.
The missing data patterns are listed in descending frequency, here the most common missing data pattern is complete data (“+++++”). The table also shows the number of missing values in that pattern (_mv), and the number of cases with that missing data pattern (_freq).
16 Νοε 2022 · Stata can directly import data from Excel (both .xls and .xlsx) files. Select File > Import > Excel Spreadsheet from Stata's menus. Also, see import excel for more information on importing Excel spreadsheets directly into Stata.
This module will explore missing data in Stata, focusing on numeric missing data. It will describe how to indicate missing data in your raw data files, as well as how missing data are handled in Stata logical commands and assignment statements.
specify a custom missing-value code to use in worksheet. Stata for Windows, Mac, and Linux can directly import data and export data and results to Microsoft Excel files. Both Excel .xls and .xlsx files are supported.
