An article predicts that "spit," spam that is delivered via internet phone lines and cell phones, will be a growing problem as more people turn to web-based phone services. In a poll of 5500 cell phone users, 28% indicated that they had received commercial messages ads on their cell phones. A USE SALT Is there sufficient evidence that the proportion of cell phone users who have received commercial messages or ads in 2004 was greater than the proportion of 0.13 reported for the previous year? (Use a = 0.05. Round your test statistic to two decimal places and your value to four decimal places.) There is --Select--- v evidence to suggest that the proportion cell phone users who have received commercial messages or ads in 2004 is greater than the proportion of 0.13 reported for the previous year.
An article predicts that "spit," spam that is delivered via internet phone lines and cell phones, will be a growing problem as more people turn to web-based phone services. In a poll of 5500 cell phone users, 28% indicated that they had received commercial messages ads on their cell phones. A USE SALT Is there sufficient evidence that the proportion of cell phone users who have received commercial messages or ads in 2004 was greater than the proportion of 0.13 reported for the previous year? (Use a = 0.05. Round your test statistic to two decimal places and your value to four decimal places.) There is --Select--- v evidence to suggest that the proportion cell phone users who have received commercial messages or ads in 2004 is greater than the proportion of 0.13 reported for the previous year.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
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![An article predicts that "spit," spam that is delivered via internet phone lines and cell phones, will be a growing problem as more people turn to web-based phone services. In a poll of 5500 cell phone users, 28% indicated that they had received commercial messages and
ads on their cell phones.
In USE SALT
Is there sufficient evidence that the proportion of cell phone users who have received commercial messages or ads in 2004 was greater than the proportion of 0.13 reported for the previous year? (Use a = 0.05. Round your test statistic to two decimal places and your P-
value to four decimal places.)
z =
P =
There is --Select--- v evidence to suggest that the proportion cell phone users who have received commercial messages or ads in 2004 is greater than the proportion of 0.13 reported for the previous year.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcb80a5a3-fc38-4f85-bd23-aea358ee9bcd%2Fcb28e256-67f9-40a3-acb6-544ee5975b5f%2Fxligvm_processed.png&w=3840&q=75)
Transcribed Image Text:An article predicts that "spit," spam that is delivered via internet phone lines and cell phones, will be a growing problem as more people turn to web-based phone services. In a poll of 5500 cell phone users, 28% indicated that they had received commercial messages and
ads on their cell phones.
In USE SALT
Is there sufficient evidence that the proportion of cell phone users who have received commercial messages or ads in 2004 was greater than the proportion of 0.13 reported for the previous year? (Use a = 0.05. Round your test statistic to two decimal places and your P-
value to four decimal places.)
z =
P =
There is --Select--- v evidence to suggest that the proportion cell phone users who have received commercial messages or ads in 2004 is greater than the proportion of 0.13 reported for the previous year.
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