The following gives the number of pints of type A blood used at Woodlawn Hospital in the past 6 weeks:a) Forecast the demand for the week of October 12 using a 3-week moving average.b) Use a 3-week weighted moving average, with weights of .1, .3, and .6, using .6 for the most recent week. Forecast demand for the week of October 12.c) Compute the forecast for the week of October 12 using exponential smoothing with a forecast for August 31 of 360 and = .2.
Refer to Problem 4.2.Develop a forecast for years 2 through 12 using exponential smoothing with ? = .4 and a forecast for year 1 of 6. Plot your new forecast on a graph with the actual data and the naive forecast. Based on a visual inspection, which forecast is better? Year 1 2 3 4 5 6 7 8 9 10 11 Demand 7 9 5 9 13 8 12 13 9 11 7
The Carbondale Hospital is considering the purchase of a new ambulance. The dicision will rest partly o the anticipated mileage to be driven next year. The miles driven during the past 5 years are as follows:
The following gives the number of accidents that occurred on Florida State Highway 101 during the past 4 months:
George Kyparisis owns a company that manufactures sailboats. Actual demand for George’s sailboats during each of the past four seasons was as follows: