Consider the sensitivity report below that shows the solution of a linear program with 3 decision variables, 3 constraints with sign and a Maranisation objective action f the profit of economy models was increased to 70 and the proft for standand models was increased to 120. Which of following scenarios will happen Variable Cells Model Variable E S D Constraints Constraint Number 1 2 3 Name Economy Models Standard Models Deluxe Models Name: Fan Motors Cooling Coils Manufacturing Time Final Value 80.000 120.000 0.000 Final Value 200.000 320.000 2080.000 Select one O The optimal soubin will remain the same and the objective function o be equal to 25000 be equal to 16440 Ob The optimal solution will change and the objective function v Oe None of the above O The optimal solution will remain the came and the objective funcion wit memain the same O The optimal solution will change Of The optimal solution will remain the same the objective function will be equal to 10440 Reduced Cost 0.000 0.000 -24.000 Shadow Price 31.000 32.000 0.000 Objective Coefficient 63.000 95.000 135.000 Constraint R.H. Side 200,000 320.000 2400.000 Allowable Increase 12.000 31.000 24.000 Allowable Increase 80,000 80.000 IE+30 Allowable Decrease 15.500 8.000 IE+30 Allowable Decrease 40.000 120.000 320.000

.Substitue for Mandatory problem #2 on exam in attachment )-Calculate the Tracking Signal(RSFE/MAD t) given the following data and an alpha=0.4.MAD t-1=15: Period     Actual Demand  Forecast Demand      Error ...................                              RSFE          MAD t      TS 0                   Start  up                    Start Up                               Start Up                                           15 1                   30                               45 2                   43 3                   38 4                   37 5                   40

please help me to complete the last exercice

6

Lakewood Fashions must decide how many lots of assorted ski wear to order for its three stores. Information on pricing, sales, and inventory costs has led to the following payoff table, in thousands. Order size 2 lots 1 lot 1 lot 3 lots (a) Show a regret table. Order size 2 lots 3 lots Low 13 9 6 Low Demand Medium 16 23 38 High 16 38 61 Demand Medium (b) What decision should be made by the optimist? O 1 lot O2 lots O 3 lots (c) What decision should be made by the conservative? O 1 lot O 2 lots O3 lots (d) What decision should be made using minimax regret? O 1 lot O2 lots O 3 lots High Maximum Regret