Help Save & Saved y Exercises CR TB Problem Qu. 6A-76 Grawburg Inc. maintains a call center to take... 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 Call Center Taken Cost 6, 304 $68,344 6,273 68,132 6,314 68,415 6,312 68,389 6, 275 S 68,135 6,286 S 68,194 6,331 68,510 6,321 68,466 April May June July August September October November 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 Prev 1 of 15 Next> k me anything