director of medical services predicted 6 years ago that demand in year 1 would be 44.0 surgeries. Using exponential smoothing with a smoothing constant of 0.60 and then with one of 0.90 , to develop forecasts for years 2 through 6 . sing exponential smoothing with a smoothing constant 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): or the forecast made using exponential smoothing with =0.60 and the given forecast for year 1,MAD= surgeries (round your response to one decimal place)