The cost of producing product XL in company XPT ltd and the hours taken by each employee are as shown below for the month of October 2020.
Employee Duncan Daniel Dennis Denno Dickson Doreen Doris
Cost charged(sh,’000’) 112 200 190 456 234 657 655
Hours taken 89 78 77 69 79 72 75
1. Compute the rank of coefficient correlation and explain whether they are positively or negatively correlated
2. Compute the regression equation of the variables