Alvin Construction manufactures small tractors on an assembly-line basis. The units are started in Department Y. On January 1 of this year, the Work-in-Process inventory of Department Y consisted of 200 units 100% complete as to materials and 20% complete as to conversion. During the month, 800 units were started and 500 units were completed and transferred out. The Work-in-Process on January 31 was 100% complete as to materials and 20% complete as to conversion. Costs in process at the beginning of the period amounted to $100,000 for materials and $25,000 for conversion. Costs added during the period were materials costs of $200,000 and conversion costs of $143,000. Required 1. Prepare a production cost report using the weighted-average method. Round answer to 4 decimal places. 2. Prepare the journal entries 4. What is the difference between job order costing and process costing? (6 points) 5. Explain the difference between a weighted-average method of process costing and a firstin, first-out method. (6 points) 6. Do activity-based costing systems always provide more accurate product costs than conventional cost systems? Why or why not? Explain. (5 points)