Required information Problem 21-2A Scatter diagram and cost behavior estimation LO P1 [The following information applies to the questions displayed belowj Alden Co.'s monthly unit sales and total cost data for its operating activities of the past year follow. Management wants to use these data to predict future fixed and variable costs. Units Sold 364, 50e 265,500 76,900 145,500 89,500 95,500 Month Units Sold 315,500 160,500 260,500 200,500 285,500 185,500 Total Cost $153,000 96,750 201,100 95,500 197,000 107,500 Total Cost $311,084 147,250 69,500 126,125 89,500 86,150 2 4 10 12