in one column enter groups of team designation so that each team designation
is listed the same number of times as there will be players.
Either next to this column or next to the column of palyers names enter in
the top cell
=rand()
copy this down to have one per player.
Select the set of random numbers and either the team designations or the
players names and sort by the column of random numbers. The playyers will now
be randomly associated with a team.