Output M and L Data Set Use the text field to specify the name of the output M and L data set. For detailed information about the files and data sets used or created by JMP Life Sciences software, see Files and Data Sets. To Specify an Output M and L Data Set Name: Left-click in the field and type a name for the output M and L data set. For example, type Output_MandL in the text field. The resulting data set is named: Output_MandL.sas7bdat. If you change your mind and would like to reset the field, click Clear.