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Suppose a marketing research firm would like to examine if the social networking site that a person primarily uses is influenced by his or her

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Suppose a marketing research firm would like to examine if the social networking site that a person primarily uses is influenced by his or her age. In a randomly drawn sample, 367 social network users were asked which site they primarily visited. These data are presented in the following table along with each person's age group. Complete parts a. through c. below. Click the icon to view the data table. a. Using a = 0.05, perform a chi-square test to determine if age group and social networking site used are independent of one another. Identify the null and alternative hypotheses for a chi-square test of independence based on the information in the table. Choose the correct answer below. O A. Ho: Age group and social networking site are independent of one another. H1: The age group affects the social networking site. O B. Ho: Age group and social networking site are independent of one another. H1 : The social networking site used affects the age group. O C. Ho: Age group and social networking site are not independent of one another. H1: Age group and social networking site are independent of one another, D. Ho: Age group and social networking site are independent of one another. H1: Age group and social networking site are not independent of one another. Calculate the chi-square test statistic. If necessary, combine age groups. x2 = (Round to two decimal places as needed.) X Data Table Social Networking Site Age Group Site A Site B Site C 2-17 25 13 18-34 110 35 14 35-54 94 19 55+ 26 5 8 Print Done

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