Spearman's Rank Correlation Coefficient (Edexcel A-Level Further Mathematics): Quizzes

When comparing subjective judgments or inconsistent raw scores

$d = 2$

$32$

$r_s = 1 - \frac{6 \sum d^2}{n(n^2 - 1)}$

Agreement

Fairly strong disagreement

Transformation to make data easier to work with and analyse

$3$

$L = 1.1 + 1.4H$

$l = 1001.1 + 140h$