IB skill practice

Use Spearman rank differences

Calculate Spearman rank correlation from squared rank differences.

Paper 1, Paper 2 5 marks Difficulty 5

Use Spearman rank differences - exam scenario

For a training college rank-correlation study with \(n=10\) pairs and \(\sum d^2=20\), calculate Spearman's rank correlation coefficient. Enter the requested value and choose the interpretation that matches the result.

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