1- Two critical path activities are candidates for crashing on a CPM network. Activity details are in the table below. To cut one day from the project's duration, activity ________ should be crashed first, adding ________ to project cost. Activity Normal Time Normal Cost Crash Time Crash Cost B 4 days $6,000 3 days $8,000 C 6 days $4,000 4 days $6,000 2- What is the difference between a firm's mission and its strategy? 3- A forecasting method has produced the following over the past five months. What is the mean absolute deviation? Actual Forecast Error |Error| 10 11 -1 1 8 10 -2 2 10 8 2 2 6 6 0 0 9 8 1 1 4- Perform a Pareto analysis on the following information: Reason for unsatisfying stay at hotel Frequency Unfriendly staff 6 Room not clean 2 Room not ready at check-in 3 No towels at pool 33 No blanket for pull-out sofa 4 Pool water too cold 3 Breakfast of poor quality 16 Elevator too slow or not working 23 Took too long to register 7 Bill incorrect 3 Total 100 5- Describe vertical integration in Supply Chain Management and bring an example for this concept