Two doctors asked 6 of their patients, who were smokers, how many years they had smoked. In addition, for each patient, they gave a grade between 0 and 100 indicating the extent of their lung damage....

Calculate a non-parametric correlation estimate and comment on the consistency of the doctors ‘gradings

Extracted text: Two doctors asked 6 of their patients, who were smokers, how many years they had smoked. In addition, for each patient, they gave a grade between 0 and 100 indicating the extent of their lung damage. The following table shows the results. Patient A 15 17 14 19 9 11 Patient B 21 22 19 8 23 25