In Exercise 1.14, we looked at the age distribution of users of the social networking site Face

Question:

In Exercise 1.14, we looked at the age of users of the social networking site Face book (in thousands) as it changed from January 2009 to January 2010. The online article also provided insight into other demographics of Face book users during this time period.9 Two bar charts, constructed from the data, are shown below.

In Exercise 1.14, we looked at the age distribution of

a. What variables have been measured in this study? Are the variables qualitative or quantitative?
b. Describe the populations of interest. Do these data represent populations or samples drawn from a population?
c. What type of graphical presentation has been used? What other type could have been used?
d. How would you describe the changes in the geographical and educational distributions of Face book users during this 1-year period?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...