Speyer Medical Clinic measures its activity in terms of patient-visits. Last month, the budgeted level of activity was 1,110 patient-visits and the actual level of activity was 1,100 patient-visits. The cost formula for administrative expenses is $3.50 per patient-visit plus $19,500 per month. The actual administrative expense was $20,800. In the clinic's flexible budget performance report for last month, the spending variance for administrative expenses was:

Multiple Choice

$970 F

$35 F

$2,550 F

$2,585 F