> test_index <- createDataPartition(y, times = 1, p = 0.5, list = FALSE) Error in createDataPartition(y, times = 1, p = 0.5, list = FALSE) : could not find function "createDataPartition"
You have to load the library before using its functions, in this case, I think the library is
caret so try running this first.
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You only have to install the package once but you need to load it on each new R session you want to use it on.
okay done , Thanks ! Although I used library(caret) before . It was showing error then.
I Did it again now it's done , i Don't know why but it's working now .