Question
People use their cell phones for a variety of tasks, including accessing social media. A survey revealed that 59 out of 100 cell phone users
People use their cell phones for a variety of tasks, including accessing social media. A survey revealed that 59 out of 100 cell phone users aged 18-34, 36 out of 100 of house aged 35-64, an 13 of 100 users in the age group 65+ used their cell phone to access social media. Is the a significant difference in proportion that users a cell phone to access social media among those. Age groups?
A. Run the Chi-Square test for difference among proportions. Write the null and alternative hypothesis. Report the test statistic and p-value. Include a Concise conclusion for the test.
B. If appropriate (If you reject Ho in part B) run the Marascuilo procedure and a concise conclusion.
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