Bandit Banks

You are the service manager for Bandit Banks Inc. One of the decisions you face is to decide on staffing levels in each branch. There are two factors to consider: one is the cost of staff wages and the other is an implicit cost linked to loss of customers due to their having to wait too long for service at a branch. Together these two costs form the Total cost (see data below).

Employees/branch	Total Cost
1	19340
2	17780
3	18500
4	17840
5	16900
6	17240
7	17400
8	16500
9	16940
10	17250
11	17300
12	17360
13	17800
14	18550
15	18900
16	18990
17	19450
18	20500
19	21140
20	22050

At what level should Bandit staff to achieve a minimum cost?

If Bandits head office mandates that they have to have 12 employees on duty what is the extra cost of this over the minimum.

If Bandit wanted to attain a cost per employee of $500 what should their staffing level be?

Bandit Banks

You are the service manager for Bandit Banks Inc. One of the decisions you face is to decide on staffing levels in each branch. There are two factors to consider: one is the cost of staff wages and the other is an implicit cost linked to loss of customers due to their having to wait too long for service at a branch. Together these two costs form the Total cost (see data below).

Employees/branch	Total Cost
1	19340
2	17780
3	18500
4	17840
5	16900
6	17240
7	17400
8	16500
9	16940
10	17250
11	17300
12	17360
13	17800
14	18550
15	18900
16	18990
17	19450
18	20500
19	21140
20	22050

1*At what level should Bandit staff to achieve a minimum cost?

2*If Bandits head office mandates that they have to have 12 employees on duty what is the extra cost of this over the minimum.

3*If Bandit wanted to attain a cost per employee of $500 what should their staffing level be?

4*If Bandit staffs at 11 employees, then what is the cost of adding a 12^th according to the function?