Experimental Design File This subcategory contains processes for creating and modifying an Experimental Design File (EDF). Creation There are three choices for EDF creation: Process Choose this process for creating an EDF from... Create a Design Data Set from an Existing Data Set An existing SAS data set Create Design File Template Scratch, using only raw data files Create a Design File from MiniML A MiniML file Modification and Verification Once the EDF is created (or a file containing EDF data is located), four tools exist for modifying and checking the file:. Process Choose this process for... Parse a Column Extracting data from one column into many Create Array Index Creating a unique index for rows based on array information contained in other rows Create ColumnName Concatenating and inserting data from multiple columns into one Check File Names Ensuring that all files listed in the EDF can be found in a specified folder See Import for other subcategories.