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Question: the accompanying data table shows the level of social media...

Question details

The accompanying data table shows the level of social media networking​ (measured as the percent of individuals polled who use social networking​ sites) and the GDP at purchasing power parity​ (PPP) per capita for each of 24 selected countries.

QUESTIONS:

a. Compute the covariance.

b. Compute the coefficient of correlation.

c. Based on parts (a) and (b), what conclusions can be reached about the relationship between the GDP and social media use?

GDP (PPP) Social Media Usage (%)
6930 87
18054 86
5060 87
10162 84
5929 81
6533 82
13809 83
4002 81
15939 77
4638 77
16369 75
19918 72
18170 73
3433 71
19430 74
8001 72
3838 72
13406 73
16803 72
6485 72
6382 69
6342 67
12885 64
11136 47

a. The covariance is __

​(Round to the nearest integer as​ needed.)

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