Posts Tagged ‘data frame’
Sometimes I find it useful to merge two data frames like the following ones X1 X2 X3 X4 Y1 Y2 Y3 Y4 1 o o o o X X X X 2 o o o o X X X X 3 o o o o X X X X by using zip feeding either [...]
Filed under: R / R-Code | 4 Comments
Tags: data frame, zip fastener, merge, combine
Today I will treat a problem I encounter every once in a while. Let’s suppose we have several dataframes or vectors of unequel length but with partly matching column names, just like the following ones: df1 <- data.frame(Intercept = .4, x1=.4, x2=.2, x3=.7) df2 <- data.frame(Intercept = .5, x2=.8 ) This for example may occur [...]
Filed under: R / R-Code | 10 Comments
Tags: data frame, plyr
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Mark Heckmann’s blog- Psychologie und LaTex – Literaturverzeichnisse im DGPs-Stil February 29, 2012 markheckmann
- Zotero to LaTex Workflow December 1, 2011 markheckmann
- Einführung in die quantitative Datenanalyse mit R October 1, 2011 markheckmann
- Das (Neo)-Sokratische Gespräch January 10, 2011 markheckmann
- Einführung in das R-Framework zur quantitativen Datenanalyse für Bachelor and Master Studenten October 25, 2010 markheckmann
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