1.

If 4x – 5y + 33 = 0 and 20x – 9y = 107 are two lines of regression, then what are the values of x̅ and y̅ respectively?

A. 12 and 18
B. 18 and 12
C. 13 and 17
D. 17 and 13
Answer» D. 17 and 13


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