Put TRUE or FALSE and correct the FALSE statements. 1. If people would only work harder, productivity would increase 2. In cost-volume analysis, costs that vary directly with volume of output are referred to as fixed costs because they are a fixed percentage of output levels. 3. A process layout is more susceptible to shutdowns caused by equipment breakdowns than a product layout 4. Short-term considerations relate to overall level of capacity, such as facility size. 5. Operations managers are responsible for assessing consumer wants and needs and selling and promoting the organization's goods or services. 6. Forecasts for groups of items tend to be less accurate than forecasts for individual items because forecasts for individual items don't include as many influencing factors. 7. Under economies of scale, the average unit cost will increase as the output rate increases. 8. A disadvantage of a process layout can be high in-process inventory costs. 9. Functional layout proved to be better than cellular layout in all aspects. 10. Robust design describes a product that will perform satisfactorily so long as it is used in a very narrow range of conditions