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1. Ruder Finn, one of the world's largest independent public relations agencies, recently announced the Mobile Intent Index which studies mobile phone user habits and explores the underlying reasons that people have for accessing the internet on mobile devices. The Mobile Intent Index asked 500 American adults 18 years of age and older how often they used their mobile phones to access the internet for 295 reasons. The study found that 91% of mobile phone users surveyed go online to socialize compared to 79% of desktop users. In addition, 60% of mobile internet users go online to manage finances compared to only 45% of desktop users. They also found that mobile users were less likely to use the internet for educational purposes, only 42% compared to 92% of desktop users. Finally, unsurprisingly, mobile phone are not used for creative purposes; only 42% of mobile users personally express themselves online compared to 54% of desktop users. a. b. C. d. e. Identify the population of interest? What characteristic (variable of interest) of the population is being measured? Identify the sample? Is the highlighted number a parameter or sample statistics? Identify at least two problems that could be associated with this study.

1. Ruder Finn, one of the world's largest independent public relations agencies, recently announced the Mobile Intent Index which studies mobile phone user habits and explores the underlying reasons that people have for accessing the internet on mobile devices. The Mobile Intent Index asked 500 American adults 18 years of age and older how often they used their mobile phones to access the internet for 295 reasons. The study found that 91% of mobile phone users surveyed go online to socialize compared to 79% of desktop users. In addition, 60% of mobile internet users go online to manage finances compared to only 45% of desktop users. They also found that mobile users were less likely to use the internet for educational purposes, only 42% compared to 92% of desktop users. Finally, unsurprisingly, mobile phone are not used for creative purposes; only 42% of mobile users personally express themselves online compared to 54% of desktop users. a. b. C. d. e. Identify the population of interest? What characteristic (variable of interest) of the population is being measured? Identify the sample? Is the highlighted number a parameter or sample statistics? Identify at least two problems that could be associated with this study.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 28PPS
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1. Ruder Finn, one of the world's largest independent public relations agencies, recently announced the Mobile Intent Index which studies mobile phone user habits and explores the underlying reasons that people have for accessing the internet on mobile devices. The Mobile Intent Index asked 500 American adults 18 years of age and older how often they used their mobile phones to access the internet for 295 reasons. The study found that 91% of mobile phone users surveyed go online to socialize compared to 79% of desktop users. In addition, 60% of mobile internet users go online to manage finances compared to only 45% of desktop users. They also found that mobile users were less likely to use the internet for educational purposes, only 42% compared to 92% of desktop users. Finally, unsurprisingly, mobile phone are not used for creative purposes; only 42% of mobile users personally express themselves online compared to 54% of desktop users. a. b. C. d. e. f. Identify the population of interest? What characteristic (variable of interest) of the population is being measured? Identify the sample? Is the highlighted number a parameter or sample statistics? Identify at least two problems that could be associated with this study. Is the purpose of the study to perform descriptive or inferential statistics?
Transcribed Image Text:1. Ruder Finn, one of the world's largest independent public relations agencies, recently announced the Mobile Intent Index which studies mobile phone user habits and explores the underlying reasons that people have for accessing the internet on mobile devices. The Mobile Intent Index asked 500 American adults 18 years of age and older how often they used their mobile phones to access the internet for 295 reasons. The study found that 91% of mobile phone users surveyed go online to socialize compared to 79% of desktop users. In addition, 60% of mobile internet users go online to manage finances compared to only 45% of desktop users. They also found that mobile users were less likely to use the internet for educational purposes, only 42% compared to 92% of desktop users. Finally, unsurprisingly, mobile phone are not used for creative purposes; only 42% of mobile users personally express themselves online compared to 54% of desktop users. a. b. C. d. e. f. Identify the population of interest? What characteristic (variable of interest) of the population is being measured? Identify the sample? Is the highlighted number a parameter or sample statistics? Identify at least two problems that could be associated with this study. Is the purpose of the study to perform descriptive or inferential statistics?
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