i. 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.
ii. Seasonal variation is quite common in the retail and wholesale industries.
iii. A typical seasonal index of 103.7 for January indicates that sales for January are below the annual average)
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

Question

i. 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. 
ii. Seasonal variation is quite common in the retail and wholesale industries.
iii. A typical seasonal index of 103.7 for January indicates that sales for January are below the annual average)
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

Quizplus · Accepted Answer

The ratio-to-moving-average method aims for the modified means to total 400, and seasonal variation is common in retail and wholesale. However, a seasonal index above 100 indicates sales above the average, not below.

I in the Final Step, Using the Ratio-To-Moving-Average Method on Quarterly