As you can see in the following table, demand for heart transplant surgery at Washington General Hospital has increased steadily in the past few years: 2 3 4 5 48.0 53.0 57.0 58.0 Year 1 Heart Transplants 45.0 The director of medical services predicted 6 years ago that demand in year 1 would be 41.0 surgeries. a) Using exponential smoothing with a of 0.60 and the given forecast for year 1, the forecasts for years 2 through 6 are (round your responses to one decimal place): Year Forecast For forecasts made using a 3-year moving average, MAD = 1 41.0 2 43.4 3 4 5 6 46.16 50.26 54.3 56.5 For the forecast made using exponential smoothing with a = 0.60 and the given forecast for year 1, MAD= 5.2 surgeries (round your response to one decimal place). Using exponential smoothing with a of 0.90 and the given forecast for year 1, the forecasts for years 2 through 6 are (round your responses to one decimal place): Year Forecast 1 41.0 2 3 4 5 6 44.6 47.7 52.3 56.7 57.9 For the forecast made using exponential smoothing with a = 0.90 and the given forecast for year 1, MAD= 3.74 surgeries (round your response to one decimal place). b) Forecasts for years 4 through 6 using a 3-year moving average are (round your responses to one decimal place): 4 Year Forecast 5 6 48.7 52.7 56 surgeries (round your response to one decimal place).

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