I the Cyclical Component of a Time Series Is Described

question 38

Multiple Choice

i. The cyclical component of a time series is described in terms relative to the seasonal index.
ii. The irregular component of a time series is the easiest to measure.
Iii) The ratio-to-moving average method removes the time series trend component, resulting in 12 numbers that are called specific seasonals.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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