I for a Quarterly Time Series, the Initial Step, Using

question 118

Multiple Choice

i. For a quarterly time series, the initial step, using the ratio-to-moving average method, is to remove
The seasonal components from the time series using a 3-month centered moving average.
ii. In the ratio-to-moving-average procedure, using the median or modified mean eliminates trend.
iii. In the final step, using the ratio-to-moving-average method on quarterly data, the total of the
Modified means should theoretically be equal to 400 because the average of should be 100.

• 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.

---

Definitions:

Global Leadership Dimension

The aspects and capacities essential for leading and managing effectively across different cultures and international borders.

GLOBE Project

A research project studying interrelationships between societal culture, organizational culture, and organizational leadership in various nations.

Culture Clusters

Groupings of cultures that share similar characteristics and values.

Global Leadership Dimensions

The attributes, behaviors, and practices that enable leaders to successfully operate and influence on an international scale.