Which of the following is an example of descriptive statistics and which is an example of inferential statistics? Explain.
a. In a survey by Fortune Magazine and SurveyMonkey, participants were asked what was the most important factor when purchasing groceries (Fortune, June 1, 2015). The following table lists the summary of the responses of these participants. Assume that the maximum margin of error is ±1.5%.

            Factor                      Percent of Respondents
Price .............................................42.4
Nutrition ......................................36.0
Absence of additives ..................16.4
Number of calories .......................3.8
Carbon footprint ...........................1.5

b. The following table gives the earnings of the world’s top seven female professional athletes for the year 2014 (ceoworld.biz).

Female Professional Athlete                       2014 Earnings(millions of dollars)
Maria......................................................................... Sharapova 24.4
Li Na ..............................................................................................23.6
Serena Williams ...........................................................................22.0
Kim Yuna ......................................................................................16.3
Danica Patrick ..............................................................................15.0
Victoria Azarenka ........................................................................11.1
Caroline Wozniacki ......................................................................10.8