Q22. In a computer network a virus is spreading from machine to machine. Each week, the proportion of uninfected computers that remain uninfected is 0.75 with the rest becoming infected. Meanwhile, 0.45 of the computers that are infected are restored and become uninfected with the rest remaining infected. Suppose 0.80 of the network is currently uninfected. a A B Using the probabilities and states given, what proportion of the network will be infected the next week? (Enter numerical value only. Round the percentage to 3 decimal places)

Q22. In a computer network a virus is spreading from machine to machine. Each week, the proportion of uninfected computers that remain uninfected is 0.75 with the rest becoming infected. Meanwhile, 0.45 of the computers that are infected are restored and become uninfected with the rest remaining infected. Suppose 0.80 of the network is currently uninfected. a A B Using the probabilities and states given, what proportion of the network will be infected the next week? (Enter numerical value only. Round the percentage to 3 decimal places)

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

Q22. In a computer network a virus is spreading from machine to machine. Each
week, the proportion of uninfected computers that remain uninfected is 0.75 with
the rest becoming infected. Meanwhile, 0.45 of the computers that are infected are
restored and become uninfected with the rest remaining infected. Suppose 0.80 of
the network is currently uninfected.
A
b
B
Using the probabilities and states given, what proportion of the network will be
infected the next week? (Enter numerical value only. Round the percentage to 3
decimal places)

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