The following are 8 data points that shows the relationship between the number of fishermen and the amount of fish they can catch a day. (Let the number of fishermen be X and the amount of fish be Y)
Number of fishermen
Fish caught
18
39
14
9
10
7
5
8
22
35
36
12
Find the variance of X, variance of Y,covarience of X with Y and correlation coefficient.