OCR S1 2007 June — Question 2

Exam BoardOCR
ModuleS1 (Statistics 1)
Year2007
SessionJune
TopicHypothesis test of Spearman’s rank correlation coefficien
2 Two judges each placed skaters from five countries in rank order.
Position1st2nd3rd4th5th
Judge 1UKFranceRussiaPolandCanada
Judge 2RussiaCanadaFranceUKPoland
Calculate Spearman's rank correlation coefficient, \(\mathrm { r } _ { \mathbf { s } ^ { \prime } }\) for the two judges' rankings.
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