The local operations manager for the IRS must decide whether to hire 1, 2, or 3 temporary workers. He estimates that net revenues (in thousands) will vary with how well taxpayers comply with the new tax code.
# of workers low compliance med. compliance high compliance
1 50 50 50
2 100 60 20
3 150 70 -10
If he uses the minimax regret criterion, how many new workers will he hire?