Witherell Musum of Technology (WMT) provides the following data on the costs of maintenance and the number of visitors for the last four quarters: Required: a. Use the high-low method to estimate the fixed cost of quarterly staffing and the staffing cost per visitor. b. The museum expects a record 23,450 visitors next quarter because several new conventions have been scheduled. What would be the estimated staffing costs? Complete this question by entering your answers in the tabs below. Use the high-low method to estimate the fixed cost of quarterly staffing and the staffing cost per visitor. Note: Round "Variable cost" answer to 2 decimal places