If x = X - X and y = Y - Y be n number of pair terms, then — Business Statistics and Research Methods MCQ

Commerce · Q804

Business Statistics and Research Methods

Graduate and Post Graduate · Commerce · question 804

Q804

x = X - X

and

y = Y - Y

be n number of pair terms, then

r = \frac{\sum x y}{\sum x ^{2} \sum y ^{2}}

Answer

r = \frac{n \sum x y}{\sum x ^{2} \sum y ^{2}}

r = \frac{\sum x y}{n \sum x ^{2} \sum y ^{2}}

r = \frac{\sum x y}{n \sum x ^{2}}

Answer: Option A

Answer: Option A

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