I Each Typical Seasonal Index Is a Percent with the Average

Multiple Choice

i. Each typical seasonal index is a percent with the average for the year equal to 100. ii. The ratio-to-moving-average method eliminates the seasonal, cyclical and irregular components from the original data (y) .
iii. The trend component of a time series is obtained my minimizing the sum of the squares of the errors.

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.