
 Estimate Std. Error     z Pr(>|z|) 2.5 % 97.5 % gear
     14.3      1.886  7.58 3.56e-14  10.6   18.0    4
     17.6      0.796 22.16  < 2e-16  16.1   19.2    3
     24.2      1.316 18.41  < 2e-16  21.7   26.8    5

Prediction type:  response 
Columns: rowid, type, estimate, std.error, statistic, p.value, conf.low, conf.high, mpg, hp, gear 

