2. Someone claims to have found a long-lost work by Jane Austen. She asks you to decide whether
or not the book was actually written by Austen. You buy a copy of Sense and Sensibility and count the
frequencies of certain common words on some randomly selected pages. You do the same thing for the
‘long-lost work’. You get the following table of counts.

【【站僕】摩檸Morning】評論
(A)某一特定的地點,主要是許多市場的集中地或購買場所;(C)沒有考慮到購買意願;(D)沒有考慮到尚未購買,但有購買能力或意願潛在市場或現有市場。