I the Cyclical Component of a Time Series Is Described

question 107

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) (i), (ii), and (iii) are all false statements.