The director of medical services predicted 6 years ago that demand in 1 year would be 42 surgeries. 

a) Use exponential smoothing, first with a smoothing constant of .6 and then with one of .9 , to develop forecasts for years 2 through 6. 

b) Use a 3 year moving average to forecast demand in years 4, 5 and 6. 

c) Use the trend Projection method to forecast demand in years 1 through 6 d) with MAD as the criterion, which of the four forecasting methods is best. Please show all work.
 

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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: Year 1 2 3 Heart Transplants 46.0 50.0 55.0 Year Forecast The director of medical services predicted 6 years ago that demand in year 1 would be 42.0 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): 1 42.0 2 3 4 56.0 4 5 60.0 5 6 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: Year 1 2 3 Heart Transplants 46.0 50.0 55.0 Year Forecast The director of medical services predicted 6 years ago that demand in year 1 would be 42.0 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): 1 42.0 2 3 4 56.0 4 5 60.0 5 6

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