視覺化選擇資料

R 的行銷選擇模型

Elea McDonnell Feit

Assistant Professor of Marketing, Drexel University

xtabs(~ trans, data = sportscar)

trans
  auto manual 
  3001   2999

xtabs(~ trans + choice, data = sportscar)

        choice
trans       0    1
  auto   1627 1374
  manual 2373  626

xtabs(choice ~ trans, data=sportscar)

trans
  auto manual 
  1374    626

繪製 xtabs() 輸出

plot(xtabs(~ trans + choice, data = sportscar))

變速箱與選擇計數

plot(xtabs(~ trans + segment + choice, data = sportscar))

各級距的變速箱選擇計數

R 的行銷選擇模型