A ranking correlation coefficient of factor measures versus ranking position. More negative is better. Meaning, the higher the value in a certain factor, the lower the ranking. We want lower ranking, i.e. ranking #1 is better than ranking #10.
To understand the coefficient as a mathematical tool on its own without considering SEO. Here’s a good video explanation.
Spearman’s Ranking Correlation Coefficient
A ranking correlation coefficient of factor measures versus ranking position. More negative is better. Meaning, the higher the value in a certain factor, the lower the ranking. We want lower ranking, i.e. ranking #1 is better than ranking #10.
To understand the coefficient as a mathematical tool on its own without considering SEO. Here’s a good video explanation.