As an HIM Manager you oversee document imaging services which are outsourced to a vendor. Last year your volume was 240,000 documents and 24,000 patients. The vendor has a five-year agreement and charges $0.06 per document and $0.25 per record (or patient). At the end of the first year, you review the invoice and see that you have been charged $23,527 for document imaging services. Determine the budget variance and what type it is. Provide a short explanation that can be given to administration regarding the variance