Part 2

patient databases. Based on this research, she estimates the prevalence of hearing loss in the ve-county service area at 18 percent, slightly higher than the national average (NIH, 2010). Jack receives information from the fair's sales and marketing department to help in his calculations. Specically, sponsorship consists of an investment of $50,000 for the design and production of promotional materials and rental of pavilion space for the duration of the twelve day fair. Data from the previous three years shows on average 250,000 people attend the fair, of which 1% visit the wellness pavilion and participate in health screening services. If Timberline Health is to offer mobile hearing screening, the organization must invest in new portable audiology equipment. Jack receives a quotation from his supplier and estimates the total investment in new audiometers and audiometric booths at $16,000. Timberline Health will use existing diagnostic equipment to test people who have failed the initial screening (i.e. test positive for hearing loss), so it is unnecessary to invest in additional equipment for the hearing centers. Vendor specications for the screening and diagnostic equipment are indicated in Table 1. Table 1 Vendor equipment specications Equipment SensitivitySp Portable audiology equipment for free screening 88% 9E Clinicbased audiology equipment for follow-up diagnostic 99% 99 esting Furthermore, Jack calculates that he must provide coverage for three 6-hour shifts per day and each shift must have three audiologists to meet the demand for screening tests. He anticipates hiring nine people to provide coverage for the duration of the fair. The hourly rate for audiologists is