A survey of 200 cell phone users in metro Detroit asked, among other things, the county they reside in and their cell phone service provider. The data are summarized in the contingency table shown below. What is the probability a randomly selected survey respondent who lives in Wayne county has Verizon, i.e., find P(V | W). Cell Phone Service Provider County Macomb (M) Oakland (0) Sprint (S) AT&T (A) Verizon (V) Row Total 17 25 50 19 38 13 70 Wayne (W) Col Total 24 37 19 80 60 100 40 200

A survey of 200 cell phone users in metro Detroit asked, among other things, the county they reside in and their cell phone service provider. The data are summarized in the contingency table shown below. What is the probability a randomly selected survey respondent who lives in Wayne county has Verizon, i.e., find P(V | W). Cell Phone Service Provider County Macomb (M) Oakland (0) Sprint (S) AT&T (A) Verizon (V) Row Total 17 25 50 19 38 13 70 Wayne (W) Col Total 24 37 19 80 60 100 40 200

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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