Problem 4-9 (Part Level Submission) Coronado, Inc., produces amplifiers. Each unit sells for $1,000. Below is information on production/sales and costs for 2016 Production and Production Sales in Unit Selling and Costs Costs anuary February March April May une July August September 106 118 98 106 115 124 128 133 137 127 123 108 1,423 $89,700 98,200 82,200 89,800 95,600 103,800 105,800 108,200 110,826 104,300 102,100 1,000 $1,181,526 $830.30639 $23,400 25,400 22,700 23,800 24,700 26,300 26,400 27,000 27,965 26,400 26,400 24,000 $304,465 213.95994 November December Total 130 Average cost per unit Use the high-low method to identify the fixed and variable cost components for both production costs and selling and administrative costs. Fixed cost Variable cost Production costs Selling and administrative co sts