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.

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?

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GDP (PPP) Social Media Usage (%)

6,908 86

17,801 87

5,034 86

10,012 84

6,054 84

6,650 81

14,041 84

3,971 80

15,823 77

4,687 77

16,317 79

19,870 72

18,171 72

3,344 71

19,312 74

7,989 75

4,002 72

13,651 72

16,995 68

6,528 69

6,771 67

6,438 66

a. The covariance is D. (Round to the nearest integer as needed.) b.r=|:| (Round to three decimal places as needed.) c. Choose the correct answer below. O A. There is a weak positive relationship between a country's GDP and its social media usage. 0 B. There is a strong positive relationship between a country's GDP and its social media usage. 0 C. There is no clear relationship between a countrY's GDP and its social media usage. O D. There is a strong negative relationship between a countrY's GDP and its social media usage