Questions
A demand management option for a company is to even out the load on resources by producing
___________ products, or services that have similar resource requirements but different demand cycles.
- correct answersA. Prescheduled products
B. Promotional Products
C. Backlog products
***D. Complementary products
Generally, which of the following are to be avoided when managing demand? - correct answersA.
Promotional pricing
***B. Backorders
C. Quantity discounts
D. Perishable capacity
A repeatable pattern of increases or decreases in demand, depending on periods of time of within one
year or less, is a time-series pattern called - correct answersA. Random
***B. Seasonal
C. Trend
D. Cyclical
The least predictable pattern of time-series variation is called - correct answers***A. Random
B. Trend
C. Horizontal
D. Seasonal
,Companies that use a two-tier forecasting system first cluster (or "roll up") several similar services or
products in a process called - correct answersA. Combination
B. Demand grouping
C. Product clustering
***D. Aggregation
Which of the following statements regarding forecasting "units of measurement" is best? - correct
answers.A. "Dollars" is always the best initial forecasting unit of measurement.
B. If accurately forecasting demand for a product is not possible in terms of "number of units,"
forecasting should be avoided.
***C. Forecasted "product units" can be translated to dollars by multiplying them by the unit price.
D. Forecasting "product units" should always be avoided.
_________ methods translate the opinions of managers, expert opinions, consumer surveys, and
salesforce estimates into quantitative estimates. - correct answersA. Estimation
***B. Judgment
C. Arbitration
D. Opinion
Which of the following is NOT considered a quantitative forecasting method? - correct answersA. causal
methods
B. time-series analysis
***C. Delphi analysis
D. trend projection with regression
A forecast with a large cumulative sum of forecast errors (CFE) indicates: - correct answersA. that the
forecast has no bias.
, B. that the forecast will cause very little disruption to planning efforts.
***C. consistent forecasting mistakeslong dash—the forecast is always too high or too low.
D. All of the above.
________ is the best error measure to use when making comparisons between time series for different
SKUs. - correct answers***A. Mean absolute percent error
B. Mean absolute deviation
C. Mean squared error
D. Standard deviation of the errors
Which error measure lets a forecaster know that the forecast is consistently high? - correct
answers***A. CFE
B. MAPE
C. MAD
D. MSE
Which statement about the forecasting process is best? - correct answers***A. Bias is the worst kind of
forecast error.
B. Whenever possible, forecast at the lowest level (greatest level of detail).
C. The best way to improve forecast accuracy is to add additional terms to the forecast equation.
D. Quantitative forecasts are better than qualitative forecasts.