Facebook Fanatics The social networkingsite called Facebook has grown quickly sinceits
Chapter 1, Problem 14(choose chapter or problem)
Facebook Fanatics The social networkingsite called Facebook has grown quickly sinceits inception in 2004. In fact, Facebooks United Statesuser base grew from 42 million users to 103 million usersbetween 2009 and 2010. The table below shows the agedistribution of Facebook users (in thousands) as itchanged from January 2009 to January 2010.3Age As of 1/04/2009 As of 1/04/20101317 5675 10,6801824 17,192 26,0762534 11,255 25,5803554 6989 29,91855 955 9764Unknown 23 1068Total 42,089 103,086 a. Define the variable that has been measured in thistable.b. Is the variable quantitative or qualitative?c. What do the numbers represent?d. Construct a pie chart to describe the age distributionof Facebook users as of January 4, 2009.e. Construct a pie chart to describe the age distributionof Facebook users as of January 4, 2010.f. Refer to parts d and e. How would you describe thechanges in the age distributions of Facebook usersduring this 1-year period?
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