Grawburg Inc. maintains a call center to take orders, answer questions, and handle complaints. The costs of the call center for a number of recent months are listed below:

	Calls Taken	Call Center Cost
April	4,830	$	52,363
May	4,799	$	52,123
June	4,840	$	52,444
July	4,834	$	52,375
August	4,800	$	52,119
September	4,814	$	52,225
October	4,860	$	52,592
November	4,847	$	52,501

Management believes that the cost of the call center is a mixed cost that depends on the number of calls taken.

Required:

Estimate the variable cost per call and fixed cost per month using the least-squares regression method. (Round the "Variable cost" to 2 decimal places and the "Fixed cost" to the nearest dollar amount.)

Variable cost		per call
Fixed cost		per month