Question: =+. From the same survey as in Exercise 9, 294 of the 409 respondents who reported earning less than $30,000 per year said they were
=+. From the same survey as in Exercise 9, 294 of the 409 respondents who reported earning less than $30,000 per year said they were social networking users. At the other end of the income scale, 333 of the 504 respondents reporting earnings of $75,000 or more were social networking users.
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