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ConceptRank Correlation

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#### Question

Coefficient of rank correlation between x and y is 0.5 and `sumd_i^2`= 42. Assuming that no ranks are repeated, find the number of pairs of observations.

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#### Appears in these question papers

Solution for concept: Rank Correlation. For the courses 12th HSC Commerce, 12th HSC Commerce (Marketing and Salesmanship)