A Pew Research Center survey found a noticeable rise in smartphone ownership and Internet usage in emerging and developing nations. Once online, adults in these nations are hungry for social interaction. The file GlobalInternetUsage contains the level of Internet usage, measured as the percentage of adults polled who use the Internet at least occasionally or report owning a smartphone, and the file GlobalSocialMedia contains the level of social media networking, measured as the percentage of Internet users who use social media sites, as well as the GDP at purchasing power parity (PPP, current international $) per capita for each of 28 emerging and developing countries.

a. Construct a scatter plot with GDP (PPP) per capita on the X axis and social media usage on the Y axis.

b. What conclusions can you reach about the relationship between GDP and social media usage?

c. Construct a scatter plot with GDP (PPP) per capita on the X axis and Internet usage on the Y axis.

d. What conclusions can you reach about the relationship between GDP and Internet usage?