Toolbars

Table Structure Toolbar

This toolbar allows you to add and remove rows and columns.

add row
Add a row to the table.
add col
Add a column to the table.
delete row
Remove a row from the table.
delete column Remove column from the table.

Randomization Toolbar 

For randomizing values in table cells.

randomize
Randomize all cells in the table by sampling from a uniform distribution..
prefs
Adjust upper and loewr bounds of the randomization.