(1) (2) (3)
油量消耗(公升每一百公里) 0.33 0.31 0.30
  (0.11) (0.11) (0.11)
 
豪华 9.36 1.76 15.65
  (9.35) (7.64) (88.32)
 
豪华 x 油量消耗(公升每一百公里) 1.33 0.84
  (0.98) (0.82)
 
质量良好 1.00
  (0.00)
 
Intercept 61.91 82.42 117.76
  (89.10) (135.46) (200.59)
 
AIC 80 82 73
 
BIC 87 91 81