• What is the entropy of the root node? Show your working. • Draw the complete decision tree. Are there feature(s) that are redundant?
• What is the entropy of the root node? Show your working. • Draw the complete decision tree. Are there feature(s) that are redundant?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
![1 Decision Tree
We will use the dataset below to learn a decision tree which predicts the class label which is binary {T,F}.
ID A B C
1
1
1 0
0 1
0
F
1 1 1 F
1 1 0 T
2345
Class
T
1 F
0 0
• What is the entropy of the root node? Show your working.
• Draw the complete decision tree.
• Are there feature(s) that are redundant?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F56dc6e5f-26b4-4e98-b462-24f84a6dfe0c%2Fd5232672-ce48-41c5-8574-106ee67610db%2Fz4rxxm_processed.png&w=3840&q=75)
Transcribed Image Text:1 Decision Tree
We will use the dataset below to learn a decision tree which predicts the class label which is binary {T,F}.
ID A B C
1
1
1 0
0 1
0
F
1 1 1 F
1 1 0 T
2345
Class
T
1 F
0 0
• What is the entropy of the root node? Show your working.
• Draw the complete decision tree.
• Are there feature(s) that are redundant?
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