E-a. Prepare amortization Schedules that indicate ICromley's effective interest expense for each interest period during The term to maturity. (T his would be best done in Excel using the formulas. If you use the W formula. you will not have a rounding error. if you use the tables. you will have a signicant rounding error that you must correct for in the last period. Either way is acceptable, just be sure to know how to use the tables for the exam.)