4-2A - Production Report Stable Platforms manufactures tables. Materials are added at the beginning of the process and conversion costs are incurred evenly throughout the process. Data for February follows: Production Data Percent Complete Units in process, February 1 Units started into production Units in process, February 28 Units 120 380 100 75%- 50% Cost Data Work in process, Feb 1: Materials Costs added: Materials $1,000 500 Labour 750 300 500 Manu Manufacturing Required: Using the weighted average method, prepare a production cost report for the