Mobile telephones perform handoffs as they move from cell to cell. During a call, a(Htelephone either performs zero handoffs "o', one handoff " ', or more than one handoff(H(H2). In addition, each call is either long (L), if it lasts more than three minutes, or brief ( B ).The following table describes the probabilities of the possible types of calls.НоH1H2L0.10.10.2B0.40.10.1a. what is the probability that a brief call will have no handoffs?b. what is the probability that a call with one handoff will be long?c. what is the probability that a long call will have one or more handoffs ?

here given contigency table of probability. no of handoffs and duration of call

H1 H2 Но 0.1 0.2 L 0.1 0.1 0.1 B 0.4 a. what is the probability that a brief call will have no handoffs? b. what is the probability that a call with one handoff will be long? c. what is the probability that a long call will have one or more handoffs ?

H1 H2 Но 0.1 0.2 L 0.1 0.1 0.1 B 0.4 a. what is the probability that a brief call will have no handoffs? b. what is the probability that a call with one handoff will be long? c. what is the probability that a long call will have one or more handoffs ?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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Question

Mobile telephones perform handoffs as they move from cell to cell. During a call, a
(H
telephone either performs zero handoffs "o', one handoff " ', or more than one handoff
(H
(H2). In addition, each call is either long (L), if it lasts more than three minutes, or brief ( B ).
The following table describes the probabilities of the possible types of calls.
Но
H1
H2
L
0.1
0.1
0.2
B
0.4
0.1
0.1
a. what is the probability that a brief call will have no handoffs?
b. what is the probability that a call with one handoff will be long?
c. what is the probability that a long call will have one or more handoffs ?

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