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Paper 1 · November 2018 · time series

Which of the following is not one of the four traditional components of a time series?

ACorrelation
BSeasonal variation
CCyclical variation
DTrend

Explanation

The four traditional components of a time series are trend, seasonal variation, cyclical variation and irregular (random) variation. Correlation describes the association between two variables and is not one of the four time-series components.

Derived from ZIMSEC Statistics Paper 1, November 2018, Q3

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