With the multiplicative seasonal method of forecasting:
A) the times series cannot exhibit a trend.
B) seasonal factors are multiplied by an estimate of average demand to arrive at a seasonal forecast.
C) the seasonal amplitude is a constant, regardless of the magnitude of average demand.
D) there can be only four seasons in the time-series data.
B
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In the U.S., the highest proportion of healthcare expenditures is for:
a. Prescription drugs b. Nursing home care c. Hospital care d. Dental care e. Home healthcare
Data time-horizon is:
A) Typically longer in operational systems than in analytical systems B) Typically equal in operational systems and in analytical systems C) Typically shorter in operational systems than in analytical systems D) Typically nonexistent in operational systems and in analytical systems