WebIn Stata an empty string "" is regarded as a missing string. A string containing just a space or spaces is not an empty string; it's not often informative, but that's a human issue. Note that this problem can only arise for string variables, so you need to work on those only. Taking you at your word that spaces always mean missing, then WebA simple way to do this is to wrap an IF statement around the existing COUNTIF formula, and then just test the count. If the count is "0", return "1". Otherwise, return "0". This effectively "flips" the results. When I copy the new formula down the column, we have a count of names that don't appear in the bigger list.
Ec304 Stata assignment #1 WB C02 data downloading …
WebStata does not have an exactly analogous concept. In Stata, a data set’s rows are essentially unlabeled, other than an implicit integer index that can be accessed with _n. In pandas, if no index is specified, an integer index is also used by default (first row = 0, second row = 1, and so on). While using a labeled Index or MultiIndex can ... WebNov 10, 2014 · Stata: Count if non-missing across row for certain range. I am trying to count the number of times an event occurred before a particular age. I have data that shows the … las vegas line football games
Comparison with Stata — pandas 2.0.0 documentation
WebJul 8, 2024 · The tag () function of egen goes back a long way in Stata (1999) and just encapsulates a longer-standing trick that I guess is in the manuals somewhere and/or was discussed on Statalist in the 1990s (all the old posts have disappeared). In essence the nearest simple equivalent is Code: bysort varlist : gen tag = _n == 1 WebOct 5, 2024 · If what you want is the number of missing in a given variable then you could do: gen a=missing (year1) egen b=total (a) (there are more efficient ways to do this, but this is simple) 2 likes Marcos Almeida Join Date: Apr 2014 Posts: 4042 #4 05 Oct 2024, 12:21 I understood you wish to estimate missings in a given set of variables, i.e., row-wise. WebThere are at least two ways to find out how many missing cases there are in a string variable. The first way is to use the missing values command to define a missing value for the variable. The second way is to create a new variable which is zero if the value is not missing and one if it is missing. henrico mental health board