Select Rows > Row Selection > Go to Row and type in the desired row number.
To select all rows, select Rows > Row Selection > Select All Rows.
To deselect all rows, select Rows > Clear Row States.
Figure 3.7 Lower Triangular Area
1.
Select Rows > Row Selection > Select Randomly.
Select Rows > Row Selection > Invert Row Selection.
1.
Select Rows > Row Selection > Select Dominant.
4.
1.
Select Rows > Row Selection > Name Selection in Column.
4.
1.
Select Rows > Row Selection.
1.
Select Rows > Row Selection > Select Duplicate Rows.

Help created on 7/12/2018