1.16 Facebook Fanatics The social networking site called Facebook has grown quickly since its incep- tion in 2004. Social networking statistics' show that Facebook penetration in Canada is 50.92% compared to the country's population, and 65.55% in relation to number of Internet users. The total number of Facebook users in Canada is reaching 17,190,240. The largest age group is currently 18-24 with total of 4,125,658 users, followed by the users in the age range of 25-34.

a. Define the variable that has been measured in the pie chart.

b. Is the variable quantitative or qualitative?

c. What do the percentages represent?

d. Is the pie chart drawn accurately? That is, are the sections in the correct proportion to each other?

e. Construct a bar chart to describe the age distribution.

f. Would you use a pie chart or a bar chart to graphically describe the data? Why? Which graph is more interesting to look at? g. If you were the person collecting the data, what other types of questions might you want to investigate?

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17% 25% 13% 8% 18-24 25% 5% 25-34 24% 5% 35-44 17% 3% 45-54 13% 55-64 8% 16-17 3% 65 and above 5% 24% 13-15 http://www.socialbakers.com/facebook-statistics/canada. Socialbakers.