Question: =+. The same poll as in Exercise 9 has asked about social networking over several years and for different age groups. Here is a table

=+. The same poll as in Exercise 9 has asked about social networking over several years and for different age groups.

Here is a table of responses:

May-2010 Aug-2011 Aug-2012 Total Age 18–29 273 277 293 843 30–49 325 362 388 1075 50–64 259 270 314 843 Total 857 909 995 2761

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