Stafford Cutlery extends a lifetime replacement warranty on all units sold. Using past experience, the company estimates that 0.5% of units sold will be returned and require replacement at an average cost of $113 per unit. On January 1, 2020, the balance in Sheffords Estimated Warranty Liability account was $16,200. During 2020, sales totalled $3,660,000 or 16,200 units. The actual number of units returned and replaced was 82. Required: a. Prepare the entry to estimate