| check_data_consistency | Check Data Consistency Between Two Data Frames |
| check_data_distribution | Check the data distribution of a data frame |
| check_data_quality | Check Data Quality |
| check_data_reliability | Check inter-rater or test-retest reliability between numeric columns |
| check_data_structure | Check the structure of the data |
| check_for_negative_values | Check if a data frame contains negative values. |
| check_missing_values | Check for Missing Values in Data Frame |
| check_outliers | Check for Outliers or Extreme Values in Data |
| check_sample_size | Check if sample size is adequate |
| find.packages | Find R packages that can import a file format |
| find.packages_path | Find the R Packages to Import a File Format |
| find_duplicate_cols | Find Duplicate Columns |
| find_duplicate_rows | Find duplicate rows in a data frame |
| fix.data | Fix data frame column and row names and remove symbols and blanks |
| fix_blanks_with_na | Replace blanks with NA in a data frame |
| fix_column_names | Fix Column Names |
| fix_col_spaces | Replace spaces in column names with underscores |
| fix_data_names | Fix row and column names of a data frame |
| fix_duplicate_cols | Remove duplicate columns from a data frame |
| fix_duplicate_rows | Remove duplicate rows from a data frame |
| fix_missing_alphanumeric_values | Fill missing values in alphanumeric columns |
| fix_missing_numeric_values | fill_missing_numeric_values |
| fix_outliers | Remove Outliers from a Data Frame |
| fix_row_names | Fix row names of a data frame |
| fix_row_spaces | Replace spaces in row names with underscores |
| fix_special_characters_in_data | Remove Non-Alphanumeric Characters from Data Frame |
| fix_special_characters_in_names | Remove Special Characters from Data Frame Column and Row Names |