Assume that only 1% of the network traffic are real attacks. Assume that the detection rate of an IDS is 87%. What is the approximate probability that a connection is incorrectly labelled an attack?

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
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Assume that only 1% of the network traffic are real attacks. Assume that the detection rate of an
IDS is 87%. What is the approximate probability that a connection is incorrectly labelled an
attack?
Select one alternative:
94%
87%
13%
99%
Not possible to calculate
Transcribed Image Text:Assume that only 1% of the network traffic are real attacks. Assume that the detection rate of an IDS is 87%. What is the approximate probability that a connection is incorrectly labelled an attack? Select one alternative: 94% 87% 13% 99% Not possible to calculate
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