Which input has the highest productivity percentage change? a) Labour b) Plastic c) Electricity d) Miscellaneous Overhead 6. Using the details from Q5, which department has the highest utilization? a) Casting b) Painting c) Glazing d) All 3 departments have equal utilization 7. A self-employed seamstress forecasts the following demand (in units) for her products for the next 8 months: Period 1 2 3 4 5 6 7 8 Total Forecast 1200 1200 1400 3000 1200 1200 1200 1200 11,600 She wants to hire two temporary workers to handle the extra workload in month 4 . The cost of hiring and training a temp worker is $50 per worker and she plans to hire and train them at the end

3. The food service at a college provides meals for students Monday-Friday. The manager would like to forecast the sales for the following week to ensure she has enough raw material and employees to prepare the meals. The accompanying data shows the da The forecasted sales (rounded to nearest dollar) for Monday in week 4 Is a) $648 b) $602 c) $557 d) $525 4. Using data for Q3, the MAD for the forecast is a) 5.05 b) 5.25 c) 5.53 d) 5.73 5. Hathaway \& Bentall Production makes chop-sticks for the Asian restaurant industry. Each year the plant makes operating improvements to yield more product. Also, each year operating costs are rising. The ownership group would like to know if the operating improvements are sufficiently covering rising operating costs. Analyze the following data and answer the corresponding questions. Classified - Internal use