fillin {epicalc} | R Documentation |
fillin adds observations with missing data so that all combinations of the specified variables exist, thus making a complete rectangularization.
fillin(dataFrame=.data, select, fill=NA)
dataFrame |
a data frame. |
select |
a vector of at least 2 variables from the data frame. If missing all variables in the data frame will be used. |
fill |
the value used to fill in all other variables from the data frame. Defaults to NA. |
Edward McNeil <edward.m@psu.ac.th>
table
data <- data.frame(sex=c("female","male","male"), race=c("black","black","white"), x1=c(.5,.4,.1), x2=c(32,40,53)) data fillin(data, select=c(sex,race)) data.new <- fillin(data, select=c(sex,race), fill=0) data.new data <- data.frame(x = gl(3,3), y = rep(gl(3,1),3), z = gl(2,6,length=9), n = rpois(9,10) ) data fillin(data, c(x,y)) fillin(data, c(x,z)) fillin(data, c(x,y,z), fill=0)