Gelrud Corporation's Recent Utility Costs Are Listed Below: Management Believes

Multiple Choice

Gelrud Corporation's recent utility costs are listed below: Management believes that utility cost is a mixed cost that depends on machine-hours.
-Using the least-squares regression method,the estimate of the variable component of utility cost per machine-hour is closest to:

A) $8.15
B) $5.78
C) $5.57
D) $5.85