Answer the given question with a proper explanation and step-by-step solution. QUESTION 11Giving the following two customers' information:IncomeCarolDavidO 301030093014O 3013QUESTION 12Given the differences between Jenny and other colleges:Distance fromJenny to othersJennyCarolDavidWhat is the Manhattan distance (without normalization) between Carol and David?Age2536SteveJamesLilyJohn25005500O"<-50k"O Both ">50k" and "<-50k"">50k"Either ">50k" or "<=50k"# of households53Income classlabel?>50k<-50k>50k>50k<-50k>50k152.3134.2103.6195.4124.5231.7Using K- Nearest-Neighbor Model, what is the income class ">50k" and "<-50k" predicted for Jenny using the K-NN classification model with K-37StateCANY QUESTION 13Giving the following confusion matrix, which one of the following equations is used for calculating Sensitivity (Recall) for positive class?Predicted ClassActual ClassPositivePositiveNegativeA/(A+C)O A/(A+B+C+D)O A/(A+B)O A/(B+C)ACNegativeBD

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QUESTION 11 Giving the following two customers' information: Income Carol David Age 25 36 3010 O 3009 O 3014 3013 2500 5500 # of households 5 3 State CA NY What is the Manhattan distance (without normalization) between Carol and David?

QUESTION 11 Giving the following two customers' information: Income Carol David Age 25 36 3010 O 3009 O 3014 3013 2500 5500 # of households 5 3 State CA NY What is the Manhattan distance (without normalization) between Carol and David?

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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Answer the given question with a proper explanation and step-by-step solution.

QUESTION 13
Giving the following confusion matrix, which one of the following equations is used for calculating Sensitivity (Recall) for positive class?
Predicted Class
Actual Class
Positive
Positive
Negative
A/(A+C)
O A/(A+B+C+D)
O A/(A+B)
O A/(B+C)
A
C
Negative
B
D

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