Any list of odds is a reflection of perception of folks that bet because the purpose of odds is to get similar $ on both sides of the bet.
I don't think this list has much reality baked in though.
There is a 0% chance any of the following coaches with be fired this season or after this season; Cristobal, Narduzzi, Day, Swinney, Brown, Beamer, Venebles, Sanders, Riley.
They might quit but they will not be fired.
Napier has the President who hired him back, still has Strickland, huge buyout and murderous schedule. If he keeps the players engaged all season, he will be back.