rep_first_factor_value: Repeat the first level of a factor n times
Description
Function to repeat the first level of a factor n times and
return this vector as a factor with the original levels intact
Usage
rep_first_factor_value(f, n)
Value
A factor of length n with the levels of f, but whose elements
are all the first level of f.
Arguments
- f
- a factor 
- n
- numeric; the number of times to repeat the first level of - f