QUESTION 10 using the table and decision tree classification model age income student credit_rating buys_computer 40 medium no fair Yes >40 medium yes fair No

QUESTION 10

1. using the table and decision tree classification model

   age	income	student	credit_rating	buys_computer
   <=30	low	yes	fair	No
   <=30	medium	yes	excellent	No
   >40	low	yes	fair	Yes
   >40	medium	no	fair	Yes
   >40	medium	yes	fair	No
   3140	high	no	fair	Yes
   3140	high	yes	fair	Yes
   3140	low	yes	excellent	No
   3140	medium	no	excellent	Yes
   <=30	high	no	excellent	No
   <=30	low	no	fair	Yes
   <=30	medium	no	fair	No
   >40	low	yes	excellent	Yes

   The Gini Index of the child low of the node income is :

   		0.38
   		0.48
   		0.44
   		0.34