Question: 3. A data set contains the paired observations X: 5 2 10 7 -4 y: 3 8 3 -8 1 -8 1 Find E(xi -

3. A data set contains the paired observations X: 5 2 10 7 -4 y: 3 8 3 -8 1 -8 1 Find E(xi - yi)2 2 2 Ci - yi Ci - yi n A) E B) C) D) I'M Ciyi 6 yi Ci 1=1

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