I need to populate a new column based on results of an if/then statement
Hi - I am trying to create and populate a group of new columns based on results of an if/then statement. STEP 1:I need to create the new empty columns that will be populated. (55 in all) (Each new column is a numeric, continuous field.) The name of each column will correspond to the name of each of the 55 compounds in the group followed by "_ppt". E.g. the compound named "4:2 FTS" results in ...