The service unit or output for this department is the number of procedures performed. A static budget was prepared at the beginning of the year. You are now tasked with examining that budget in relation to actual experience. The relevant data are included in Table 17-18. The department manager is pleased because they have a favorable $120,000 cost variance. Evaluate the effectiveness claims of the manager using the budgetary variance mode described. What is your analysis of the department manager’s performance? Explain your reasoning.