Choose Image > Variables >
Data Sets and click the Import button.
Navigate to the text file to import.
Set up your import options.
Use First Column For
Data Set Names
Names each data set using the content of the first column
of the text file (the values for the first variable listed). Otherwise,
the data sets are named “Data Set 1, Data Set 2, and so on.”
Replace Existing Data Sets
Deletes any existing data sets before importing.
Set the encoding of the text file or leave the setting
Automatic.