CS计算机代考程序代写 decision tree Excel Assignment 5

Assignment 5
This assignment is not graded and you don¡¯t need to submit. Still, you may want to study it to prepare for the midterm exam.
Problem.
Run J48 on buys_computer_extended_tr.csv (note: accept all default parameters).
(1). Visualize the decision tree.
(2). Extract all rules from the decision tree.
(3). For each rule, calculate the coverage and accuracy with regard to the following dataset.
age
income
student
credit_rating
buys_computer
<=30 high no fair yes <=30 high no excellent no 31..40 high yes fair yes >40
medium
no
fair
yes
>40
low
yes
fair
no
>40
low
yes
excellent
no
31..40
low
yes
excellent
yes
<=30 medium no fair no <=30 low yes excellent yes >40
medium
yes
fair
no
<=30 low yes excellent yes 31..40 medium no excellent yes 31..40 high yes fair no >40
medium
no
excellent
no
<=30 high no fair no <=30 high yes excellent yes 31..40 low no fair yes >40
medium
yes
excellent
yes
>40
low
no
fair
no
>40
medium
yes
excellent
yes