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1. Provide short answers for the questions below. a. A single-server station in a flow line operates with high utilization. What has the most influence on the variability of inter-departure times? b. In the Wagner-Whitin optimal algorithm, an analyst uses the tabular method for a 6-period lot release plan. In column 4, the entries in rows 1 to 4 are ($3,800, $3,600, $3,150, $3,600) in order of the rows. What is the minimum number of rows to be computed for column 5? c. What two values are being traded off when deciding which SKUs to put in a forward pick area? d. What is the Chebyshev travel time of a crane between positions measured in feet of (22, 10) and (420, 58) if it travels horizontally at 8 ft/s and vertically at 5 ft/s