Conduct variable transformations called inside a zelig call
Conduct variable transformations called inside a zelig call
transformer(formula, data, FUN = "log", check, f_out, d_out)
formula |
model formulae |
data |
data frame used in |
FUN |
character string of the transformation function. Currently
supports |
check |
logical whether to just check if a formula contains an
internally called transformation and return |
f_out |
logical whether to return the converted formula |
d_out |
logical whether to return the converted data frame. Note:
|
Christopher Gandrud
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