TB Problem Qu. 6A-70 (Algo) Grawburg Incorporated maintains a call center to take... Grawburg incorporated maintains a call center to take orders, answer questions, and handie complaints. The costs of the call ceater: for a number of recent months are listed below: Management believes that the cost of the call center is a mised cost that depends on the number of cals taken. Required: Estimote the variable cost per call and fixed cost per month using the least-squares regression method. (Round the "Variable cost" to 2 decimal piaces and the "Fired cost" to the nearest dollar amount.) TB Problem Qu. 6A-70 (Algo) Grawburg Incorporated maintains a call center to take... Grawburg incorporated maintains a call center to take orders, answer questions, and handie complaints. The costs of the call ceater: for a number of recent months are listed below: Management believes that the cost of the call center is a mised cost that depends on the number of cals taken. Required: Estimote the variable cost per call and fixed cost per month using the least-squares regression method. (Round the "Variable cost" to 2 decimal piaces and the "Fired cost" to the nearest dollar amount.)