Perform the Wagner Whitin procedure given the following table denoting monthly demand, costs per unit, setup and holding costs (per month per unit):

Note that setup cost in month 2 is $800 and in month 4 it is $500.

(with this find what to produce in what period and total cost)

As you iterate through the months, fill in a table similar to this one:

Then give the order number and period and final cost.

t t 4 2 300 D_t 1 1000 100 1500 500 100 c_t A_t h_t 3 600 100 1500 1 100 800 500 1 1 1 month i minimum cost through i order period 1 2 3 4 t t 4 2 300 D_t 1 1000 100 1500 500 100 c_t A_t h_t 3 600 100 1500 1 100 800 500 1 1 1 month i minimum cost through i order period 1 2 3 4