1. True or False: With exponential smoothing, lower alphas should be used for demand patterns which are more stable.

T/F

2. True or False: A moving average forecasting method is a causal forecasting method.

T/F

3. In conducting time-series forecasts at a truck dealership, the key data element(s) include:

activity at competitor's facilities

prime interest rate

historical sales data

all data elements are key

4. Changing an alpha value in single exponential smoothing from 0.2 to 0.5 would make:

	forecasts more dependent on most recent actual
	the equations invalid
	no difference
	forecasts slower to respond to most recent actual