Question

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13) For a certain data
X=67, Y= 68, Ex = 0, y = 0, 2x2 = 28, 2y2 = 34. Also 2xy = 25, where x = X - 67, y = Y - 68.
Where correlation coefficient r is:​

Answer 1

Answer:

ask to your math teacher it may help you

Answer 2

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Step-by-step explanation:

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