This helper function creates a valid post vector. The
post vector is an argument to the mice function that
specifies post-processing for a variable after each iteration of imputation.
     
    
    
    Arguments
- data
- A data frame or a matrix containing the incomplete data.  Missing
values are coded as - NA.
 
 
    
    Value
    Character vector of ncol(data) element
     
    
    
    Examples
    make.post(nhanes2)
#> age bmi hyp chl 
#>  ""  ""  ""  ""