For a time series forecasting to be appropriate, it is necessary that I.at least two series of data be available. II.The future is assumed to be like the past. III.at most, a minimum amount of environmental change will occur during the forecast period. IV.a large random element be in the data. V.detectable patterns or trends be in the data.
A)I and II.
B)II, III, and V.
C)I, II, III, and IV.
D)II, III, IV, and V.
E)all of these.

Question

Quizplus · Accepted Answer

For time series forecasting to be appropriate, it is necessary that the future is assumed to be like the past, at most a minimum amount of environmental change will occur during the forecast period, and detectable patterns or trends are present in the data. Therefore, the correct options are II, III, and V. It is not necessary for at least two series of data to be available or for a large random element to be in the data.

For a Time Series Forecasting to Be Appropriate, It Is