Any variable that is measured over time in sequential order is called a time series.
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Q3: The cyclical variation component of a time
Q4: Random variation is one of the four
Q5: In forecasting,we use data from the past
Q6: The time series component that reflects a
Q7: We calculate the three-period moving average for
Q9: In exponentially smoothed time series,the smoothing constant
Q10: The equation: St = w⋅yt + (1
Q11: Seasonal variation is one of the four
Q12: The purpose of using the moving average
Q13: One of the simplest ways to reduce
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