An operation analyst | Operations Management

An operation analyst is forecasting this year’s demand for one of his company’s products based on the following historical data:Year # sold4 years ago 10,0003 years ago 12,0002 years ago 18,000Last year 20,000
1) What is the forecast for this year using the last-value forecasting method?
a) 22,000b) 20,000c) 18,000d) 15,000e) 12,000
2) What is the forecast for this year using a moving-average forecast based on the last four years?
a) 22,000b) 20,000c) 18,000d) 15,000e) 12,000
3) Which of the following possible values of  would cause exponential smoothing to respond the most quickly to forecast errors?
a) 0b) 0.01c) 0.05d) 0.1e) 0.15
The business analyst for Ace Business Machines, Inc. wants to forecast this year’s demand for manual typewriters based on the following historical data:
Time Period Demand5 years ago 9004 years ago 7003 years ago 6002 years ago 500Last year 300
4) What is the forecast for this year using the last-value forecasting method?
a) 163b) 180c) 300d) 467e) 510
5) In exponential smoothing with trend, the forecast consists of:
a) an exponentially smoothed forecast and a smoothed trend factor.b) the old forecast adjusted by a trend factor.c) the old forecast and a smoothed trend factor.d) a moving-average and a trend factor.e) None of the above.