i. A typical monthly seasonal index of 107.0 indicates that sales (or whatever the variable is) are 107 percent above the annual average. ii. The ratio-to-moving average method removes the time series trend component, resulting in 12 numbers that are called specific seasonals.
iii. The total of the four typical quarterly indexes should equal 100.0.
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.

Question

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The Answer of i. A typical monthly seasonal index of 107.0 indicates that sales (or whatever the variable is) are 107 percent above the annual average. ii. The ratio-to-moving average method removes the time series trend component, resulting in 12 numbers that are called specific seasonals.
iii. The total of the four typical quarterly indexes should equal 100.0.
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.

I a Typical Monthly Seasonal Index of 107