The following table summarizes India’s export and import values (in the US $ Million)

for ten years starting from 2009–2010 to 2018–2019. Calculate the covariance and Pearson’s correlation coefficient and comment on the relationship

Period (2018) Export Import 2009-10 1,78,751 2,88,373 2010-11 2,49,816 3,69,769 2011-12 3,05,764 4,89,319 2012-13 3,00,401 4,90,737 2013-14 3,14,405 4,50,2001 2014-15 3,10,338 2015-16 2,62,291 4,48,033 3,81,008 2016-17 2,75,852 3,84,357 2017-18 3,03,526 4,65,581 2018-19 3,31,020 5,07,436