check_for_na            Check perturbed table for missingness in
                        tabulation variables
create_perturbed_table
                        Create a frequency table with cell key
                        perturbation applied
create_perturbed_table_bigquery
                        Create a perturbed frequency table in BigQuery
                        and return it as a data frame
generate_ptable_10_5_rule
                        Generate ptable (10-5 rule)
generate_random_rkey    Generate and attach random record keys to
                        microdata
generate_record_key_from_ons_id
                        Generate Record Key from ONS ID
generate_test_data      Generate sample microdata
micro                   Example data (micro)
ptable_10_5             Perturbation table
validate_inputs_bigquery
                        Validate Inputs Before Perturbation using
                        BigQuery
