Use the following confusion matrices to answer Questions 4 – 13. Please note that some of the questions may have a single correct answer, while some questions may have multiple correct answers. A Classifier Predicted class True class No Yes No 75 75 Yes 75 75 B Classifier Prediction True No Yes No 0 50 Yes 0 250 C Classifier Prediction True No Yes No 0 149 Yes 0 151 D Classifier Prediction True No Yes No 25 25 Yes 125 125 E Classifier Prediction True No Yes No 149 0 Yes 151 0 F Classifier Prediction True No Yes No 50 0 Yes 200 50 G Classifier Prediction True No Yes No 10 40 Yes 10 240 H Classifier Prediction True No Yes No 30 20 Yes 35 215 1 - Which classifier is a random classifier? (Multiple Answers) Group of answer choices A B C D E F G H 2 - Which classifier is a majority-rule classifier? (Multiple Answers) Group of answer choices A B C D E F G H 3 - Which classifier has the highest precision rate for the Yes class? Group of answer choices A B C D E F G H 4 - Which classifier has the highest recall rate for the Yes class? (Multiple Answers) Group of answer choices A B C D E F G H 5 - Which classifier has the highest precision rate for the No class? (Multiple Answers) Group of answer choices A B C D E F G H 6 - Which classifier has the highest recall rate for the No class? (Multiple Answers) Group of answer choices B C D H E F A

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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Use the following confusion matrices to answer Questions 4 – 13. Please note that some of the questions may have a single correct answer, while some questions may have multiple correct answers.

A Classifier	Predicted class
True class	No	Yes
No	75	75
Yes	75	75

B Classifier	Prediction
True	No	Yes
No	0	50
Yes	0	250

C Classifier	Prediction
True	No	Yes
No	0	149
Yes	0	151

D Classifier	Prediction
True	No	Yes
No	25	25
Yes	125	125

E Classifier	Prediction
True	No	Yes
No	149	0
Yes	151	0

F Classifier	Prediction
True	No	Yes
No	50	0
Yes	200	50

G Classifier	Prediction
True	No	Yes
No	10	40
Yes	10	240

H Classifier	Prediction
True	No	Yes
No	30	20
Yes	35	215

1 - Which classifier is a random classifier? (Multiple Answers)

Group of answer choices

2 - Which classifier is a majority-rule

classifier? (Multiple Answers)

Group of answer choices

3 - Which classifier has the highest precision rate for the Yes class?

Group of answer choices

4 - Which classifier has the highest recall rate for the Yes class? (Multiple Answers)

Group of answer choices

5 - Which classifier has the highest precision rate for the No class? (Multiple Answers)

Group of answer choices

6 - Which classifier has the highest recall rate for the No class? (Multiple Answers)

Group of answer choices

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