
Select three Y columns or a range of data from three Y columns. The left-most Y column supplies the Y values, the middle column supplies the X error bar values and the rightmost column supplies the Y error bar values.
If the Y columns have an associated X column, the X column supplies the X values; otherwise, the worksheet's default X values are used.
Select required data.
From the menu, select .
or
Click the XY Error button on the 2D Graphs toolbar.
ERRBAR.OTP (installed to the Origin program folder).