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Long-term general tendency in a time series is called
ASecular trend
BCyclical fluctuation
CSeasonal variation
DIrregular variation
Answer & Solution
Correct answer: A. Secular trend
1. Secular trend is the long-term smooth movement of a series.
2. Examples include sustained growth in population or technology adoption.
3. Seasonal, cyclical and irregular are shorter-term components.
4. Hence (C) is correct.
_Source: Maharashtra Balbharati Std XII Mathematics & Statistics (Commerce), Ch 4 "Time Series", §4.1 ¶§4.1_