Check columns for double rows

Check which columns lead to double rows in a data frame.

Usage

check_columns_for_double_rows(
  data,
  group_vars = c("INS_Studentnummer", "INS_Opleidingsnaam_2002", "INS_Inschrijvingsjaar")
)

Arguments

data

Data frame.

group_vars

a vector containing the column names to group by. In the scope of the vu student analytics project, these columns are: c(INS_Studentnummer, INS_Opleidingsnaam_2002, INS_Inschrijvingsjaar)

Value

table with the results.