Forecast Errors

question 20

Multiple Choice

Forecast errors

• A)are the difference in successive values of a time series.
• B)are the differences between actual and forecast values.
• C)should all be nonnegative.
• D)should be summed to judge the goodness of a forecasting model.

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Definitions:

Trend

A pattern or direction, often observed in data sets, indicating a tendency or shift over time.

Time Series

A sequence of data points collected or recorded at time-ordered intervals, often used for forecasting and trend analysis.

Cyclical Variation

Fluctuations in statistical or economic data that occur over regular periods due to seasonal or economic cycles.

Directional Movement

A measure or concept in technical analysis used to predict the direction in which an asset's price is likely to move.