Consider the training dataset given in Table P3.5. a. Construct a decision tree from the given data using "information gain" based splitting. Table P3.5 D3 D4 DS D6 07 DB Day D10 011 012 D13 D14 sunny sunny overcast rain rain Outlook rain overcast sunny sunny rain sunny overcast overcast rain hot hot hot mild cool cool cool mild cool mild mild mild hot mild Temperature high high high high normal normal Humidity normal high normal normal normal high normal high (Outlook- sunny, Temperature cool, Humidity high, Wind -strong) Wind weak strong weak weak weak strong strong weak weak weak strong strong weak strong no yes yes yes no yes no yes yes yes yes no PlayTennis

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
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Consider the training dataset given in Table P3.5.
a. Construct a decision tree from the given data using "information gain" based splitting.
Table P3.5
D1
D2
D3
D4
D5
D6
D7
D8
D9
Day
D10
D11
D12
D13
D14
sunny
sunny
overcast
rain
rain
Outlook
rain
overcast
sunny
sunny
rain
sunny
overcast
overcast
rain
hot
hot
hot
mild
cool
cool
cool
mild
cool
mild
mild
mild
hot
mild
Temperature
high
high
high
high
normal
normal
Humidity
normal
high
normal
normal
normal
high
normal
high
(Outlook sunny, Temperature cool, Humidity high, Wind - strong)
▪
weak
Wind
strong
weak
weak
weak
strong
strong
weak
weak
weak
strong
strong
weak
strong
no
no
yes
yes
yes
no
yes
no
yes
yes
yes
yes
yes
no
PlayTennis
Transcribed Image Text:Consider the training dataset given in Table P3.5. a. Construct a decision tree from the given data using "information gain" based splitting. Table P3.5 D1 D2 D3 D4 D5 D6 D7 D8 D9 Day D10 D11 D12 D13 D14 sunny sunny overcast rain rain Outlook rain overcast sunny sunny rain sunny overcast overcast rain hot hot hot mild cool cool cool mild cool mild mild mild hot mild Temperature high high high high normal normal Humidity normal high normal normal normal high normal high (Outlook sunny, Temperature cool, Humidity high, Wind - strong) ▪ weak Wind strong weak weak weak strong strong weak weak weak strong strong weak strong no no yes yes yes no yes no yes yes yes yes yes no PlayTennis
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