Q1. An overall tendency of rise or fall in a time series is called(a) seasonal variation(b) secular trend(c) cyclical variation(d) irregular variation Correct Answer (b) secular trend Q2. The component having primary use for short-term forecasting is(a) cyclical variation(b) irregular variation(c) seasonal variation(d) trend Correct Answer (c) seasonal variation Q3. Cyclical movements are due to(a)…
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