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ahhhh
2012 May 05
2
creating a new column assigning values of other columns
Hello,
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I have to create a new column from the values of other columns of a data frame. The new?column (y$n) is created imposing a condition (using a third variable y$h) that assigns the values of two time variables (y$b and y$timepos). Here's the piece of code to get there (using the attached files):
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xact <- read.table("act.lig", sep = ',',