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*Regarding Pearsons Correlation Coefficent: explain why the average rank of a vector with n observations is always...

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Statistics

*Regarding Pearsons Correlation Coefficent:

explain why the average rank of a vector with n observationsis always n/2 + 1/2
assume that ties amongst observations are broken at random. sono two observations ever have same rank

Answer & Explanation Solved by verified expert
4.4 Ratings (879 Votes)
So here we have to assume no two observation have same ranksAnd if two observation is same say Xi and Xj is same then any oneof them will be ranked k and other k1 and that will be selectedrandomly    See Answer
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