search for: processeddata

Displaying 2 results from an estimated 2 matches for "processeddata".

2008 Jun 17
1
read.spss {foreign} doesn't work over network?
...the command (in a "crib sheet" text file) in order to avoid all the typing, so I'm pretty sure I've done it before. I verified that the file I'm trying to read is OK. This is what happens: > SurveyData <- read.spss("P:/Jobs/6015.Orange.Rapid.Survey/SurveyData/4.ProcessedData/D elivery4/mrb_delivery.sav", use.value.labels=TRUE, max.value.labels=Inf, to.data.frame=TRUE) Error in read.spss("P:/Jobs/6015.Orange.Rapid.Survey/SurveyData/4.ProcessedData/D elivery4/mrb_delivery.sav", : unable to open file > > SurveyData <- read.spss(&quot...
2009 Dec 04
3
Use of apply rather than a loop
Colleagues, R 2.9.0 on all platforms I have a dataset that contains three columns of interest: ID's, serial elapsed times, and a marker. Representative data: Subject Time Marker 1 100.5 0 1 101 0 1 102 1 1 103 0 1 105 0 For each subject, I would like to find the time associated with MARKER == 1, then replace Time with Time - (Time[Marker == 1]) The result for this