Measuring costs using high-low method P1 Felix \& Co. reports the following information. (1) Use the high-low method to estimate the fixed and variable components of total costs. (2) Estimate total costs if 3,000 units are produced. Exercise 18-6 Appendix: Measuring costs using regression P1 Refer to the information from Exercise 18-5. Use spreadsheet software to use ordinary leastsquares regression to estimate the cost equation, including fixed and variable cost amounts