Classification of correlation type: For each of the models, classify the correlation type as cause and effect, reverse cause and effect, accidental or common cause. Explainyour choice and brainstormpossible common cause factors where applicable.

Data:

Year	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017
GDP (current US$)	1.91E+12	1.81E+12	1.85E+12	1.83E+12	1.79E+12	1.62E+12	1.37E+12	1.55E+12	1.47E+12	1.32E+12	1.17E+12	1.03E+12	8.96E+11	7.61E+11	7.39E+11	7.27E+11
Adjusted Net National Income per capita (current US$)	35337.8	41604.75	43034.9	42991.14	42587.83	38702.43	33001.14	37863.16	36608.77	33140.43	29581.93	26105.64	22964.15	19043.6	19538.27	19428.6
Individuals using the internet (% of the population)	90	87.12	85.8	83	83	80.3	80.3	76.7	73.2	72.4	71.66	65.9	62.2	61.5	60.2	51.3

F A B C D E GDP (current US$) Adjusted Net National Income per capita (current US$) Individuals using the internet (% of the population) 3 Mean 1.36519E+12 Mean 32595.90875 Mean 74.0175 4 Standard Error 1.07498E+11 Standard Error 2197.22345 Standard Error 2.817546 5 Median 1.42E+12 Median 34239.115 Median 74.95 6 Mode #N/A Mode #N/A Mode 83 7 Standard Deviation 4.29992E+11 Standard Deviation 8788.893799 Standard Deviation 11.27018 8 Sample Variance 1.84893E+23 Sample Variance 77244654.21 Sample Variance 127.017 Kurtosis -1.427696202 Kurtosis -1.272359637 Kurtosis 0.64714 10 Skewness -0.296812828 Skewness -0.420152091 Skewness -0.48247 11 Range 1.183E+12 Range 23991.3 Range 39 12 Minimum 7.27E+11 Minimum 19043.6 Minimum 51 13 Maximum 1.91E+12 Maximum 43034.9 Maximum 90 14 Sum 2.1843E+13 Sum 521534.54 Sum 1184.28 15 Count 16 Count 16 Count 16\fAdjusted Net National Income per capita (current US$) 5 - 45000 43034.9 40000 40879.17 3 35000 34239.115 Frequency X