search for: diagnosisdt

Displaying 3 results from an estimated 3 matches for "diagnosisdt".

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2012 Jan 24
6
Checking for invalid dates: Code works but needs improvement
...e which date variable they belong to. I tried various things with paste but never came up with anything that worked. Ideally, I'd like to get something that looks roughly like: Error: Invalid date values in birthDT "21931-11-23" "1933-06-31" Error: Invalid date values in diagnosisDT "2010-02-30" 4. There's no way to specify names for input and output data. I imagine this would be fairly easy to specify this in the arguments to a function but am not sure how to incorporate it into a for loop. Thanks, Paul ########################################## #### Code...
2012 Jan 26
0
R-help Digest, Vol 107, Issue 25
...e which date variable they belong to. I tried various things with paste but never came up with anything that worked. Ideally, I'd like to get something that looks roughly like: Error: Invalid date values in birthDT "21931-11-23" "1933-06-31" Error: Invalid date values in diagnosisDT "2010-02-30" 4. There's no way to specify names for input and output data. I imagine this would be fairly easy to specify this in the arguments to a function but am not sure how to incorporate it into a for loop. Thanks, Paul ########################################## #### Code...
2012 Jan 18
4
R-Help
I am trying to create a frequency distribution and I am a bit confused. Here are the commands I have entered: > data <- read.csv(file="40609_sortedfinal.csv",head=TRUE,sep=",") > NumberOfActionsByStatus = data$STATUS > NumberOfActionsByUser = data$ETS_LOGIN > NumberOfBidOffer = data$BID_OFFER > NumberOfActionsByUser.freq = table(NumberOfActionsByUser) >