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   1673 1328
  manual 2327  672

xtabs(choice ~ trans, data=sportscar)

trans
  auto manual 
  1328    672

繪製 xtabs() 輸出

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

變速系統與選擇的計數

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

變速系統、細分市場與選擇的計數

R 的行銷選擇模型