35. In the last twenty-five years, the Yen and German mark and now the Euro have

a. exchanged without restrictions

b. none of the above

c. all of the above

d. fluctuated widely against the dollar

e. appreciated against the dollar and then depreciated against the dollar

38. Simplified trend models are generally appropriate for predicting the turning points in an economic time series.

a. True

b. false

41. All of the following are criteria used to select a forecasting technique EXCEPT: a. the cost associated with developing the forecasting model b. all of these are criteria used to select a forecasting technique c. the accuracy required of the forecasting model d. the time required to complete the model e. the complexity of the relationships being forecast

44. Which of the following barometric indicators would be the most helpful for forecasting future sales for an industry? a. leading economic indicators. b. wishful thinking c. lagging economic indicators. d. none of the above e. coincident economic indicators.

49. Variations in a time-series forecast can be caused by: a. seasonal effects b. a and b only c. cyclical variations d. a, b, and c e. secular trends