columns_with_nan: Function to get the names of the columns with NAN values
Description
This function identifies and returns the names of the columns in a DataFrame
that contain missing values (NaN). It is particularly useful for missing
data imputation and preliminary analysis, allowing for quick identification
of columns that need to be handled due to the presence of missing values
Usage
columns_with_nan(data)
Value
It returns a vector of columns with NAN
Arguments
data
The DataFrame's rows represent observations and the columns
represent variables