TI-84: Entering & Editing Lists of Data
1. Use the SetUpEditor to retrieve any 'lost' lists. Go to [STAT] "5:SetUPEditor" [ENTER]. Then go back to [STAT] [ENTER]
2. Clear any unwanted lists. Method 1: Move the cursor to the list name. Press [CLEAR]. Use the arrow keys to go down to the list.
3. Clear any unwanted lists. Method 2: Go to [STAT] "4:ClearLists". Then indicate the list name. In this case, [2nd] "L2". [ENTER].
Note: To add more than one list, add a comma between the list names.