Q. a) Is there a strong linear trend in sales over time? b) Fill in the table with Elucidates what Amit also Barbara every forecast for May also the earlier months, as relevant. c) Suppose which May's figure turns out to be 405. Append the table with error columns then
computes MAD for both Amit's also Barbara's method. (16.11 also 19.17) d) Based on these calculations which method seems more accurate?