calculate_age_from_dob | Function to calculate age from date of birth |
calculate_age_from_year | Function to calculate age from year of birth |
check_colno_pattern_colname | ############################################################################### Function to return the column number if a given pattern is contained in the column names of a data |
check_column_exists | Function to check the given column exists |
check_load_packages | Function to check the package is installed, if not install |
cohensd | Function to find the effect size Cohen's d |
convert_date_numeric_stdform | Helper function to keep date formats in year-month-date |
convert_date_numeric_stdform_old | Helper function to keep date formats in year-month-date |
convert_date_string_stdform | Helper function to keep date formats in year-month-date |
convert_to_number | Function that convert a number represented as character array |
descriptive_stats_col | Function to return descriptive statistics, sum, no of observations, mean, mode. median, range, standard deviation and standard error |
get_colno_pattern_colname | Function to return the column number if a given pattern is contained in the column names of a data |
get_columnno_fornames | Function to return the column number for column name |
get_contents_cols | Function to return the unique contents of the column given the column name |
get_mode_from_vector | ############################################################################### Function to return mode |
get_sem | ############################################################################### Function to estimate standard error of the mean |
present_mean_sd_rmna_text | ############################################################################### Function to present the mean and sd of a data set in the form Mean (SD) |
represent_categorical_data | Function to find the number and percentages of categories |
represent_categorical_textdata | Function to represent categorical data in the form - numbers (percentage) |
return_subgroup_omitna | Function to return a subgroup when certain variable equals the given value while omitting those with NA |
test_age | Function to check the format of 'age' in data |
test_columnnames | Function to test column names of a data being different from what specified |
test_column_contents | Function to check the format of column contents |
test_data_numeric | Function to check the format of a numeric column |
test_data_numeric_norange | Function to check the format of a numeric column when the values are not bounded |
test_data_string | Function to check the format of a string column |
test_data_string_restriction | Function to check the format of a string column when the string values are given |
test_file_exist_read | Function to throw error on invalid directory or file and if not readable |
test_gender | Function to check the format of 'gender' column in data |