Given below is a decision table where various attributes determine whether profit isup or down.AgeCompetition TypeProfitOldYesSoftwareDownPIOOldNoSoftwareDownNoHardwareDownMidYesSoftwareDownMidYesHardwareDownMidNoHardwareUpMidNoSoftwareUpNewYesSoftwareUpNewNoHardwareUpNewNoSoftwareUp Your task is to perform the following:a) Calculate the following entropyEntropy (Profit)Entropy (Age)b) Calculate the following Information GainInformation Gain (Age)Information Gain (Competition)

Answered: Given below is a decision table where…

Engineering

Computer Science

Given below is a decision table where various attributes determine whether profit is up or down.

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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Question

Given below is a decision table where various attributes determine whether profit is
up or down.
Age
Competition Type
Profit
Old
Yes
Software
Down
PIO
Old
No
Software
Down
No
Hardware
Down
Mid
Yes
Software
Down
Mid
Yes
Hardware
Down
Mid
No
Hardware
Up
Mid
No
Software
Up
New
Yes
Software
Up
New
No
Hardware
Up
New
No
Software
Up

Your task is to perform the following:
a) Calculate the following entropy
Entropy (Profit)
Entropy (Age)
b) Calculate the following Information Gain
Information Gain (Age)
Information Gain (Competition)

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