Ziegler inc; has decided to use the high-low method to esbmate the total cost and the fixed and variable cost components of the total cost. The data for various levels of production are as folows: This information has been colected in the Microsort Excel Online fie. Open the spreadsheet, perform the required analysis, and input vour answers in the questions beiow. Open spreadsheet a. Determine the variable cost per unit and the total foced cost. Round your answer for bariable cost to the nearest cent, Round vour answer for total fixed costs to the nearest doller. Variable cost: per unit Total fixed cost