A Pew Research Center survey found that social net working is popular in many nations around the
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Digital Communication: Texting, Social Networking Popular
Worldwide," updated February 29, 2012, via the link bit.lv/sNjsmq).
a. Compute the covariance.
b. Compute the coefficient of correlation.
c. Based on (a) and (b), what conclusions can you reach about the relationship between the GDP and social media use?
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Related Book For
Statistics For Managers Using Microsoft Excel
ISBN: 772
7th Edition
Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat
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