"Log","Solvent 1","Solvent 2","Difference","Signed rank"
1,3.92,4.25,-.33,-4
2,3.79,4.2,-.41,-5
3,3.7,4.41,-.71,-8
4,4.08,3.89,.19,2
5,3.87,4.39,-.52,-6
6,3.95,3.75,.2,3
7,3.55,4.2,-.65,-7
8,3.76,3.9,-1.4,-1