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Remove Unused Levels from Factors

Source: R/process_factors.R
process_factors.Rd

Removes unused levels from factor variables in a data frame while preserving non-factor columns. Non-factor columns are retained at the beginning of the data frame.

Usage

process_factors(data)

Arguments

data

A data frame containing survey data.

Value

A modified data frame with unused levels removed from factor variables.

Examples

if (FALSE) { # \dontrun{
df <- process_factors(df)
} # }