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Question

The following data has been given below:
Series X Y
Mean 6 8
Standard Deviation 4 12
Coefficient of correlation $= \frac{2}{3}$ .
One of the lines of regression can be

A

9 x - 2 y - 36 = 0

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B

9 x - 2 y - 38 = 0

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C

9 x - 2 y - 37 = 0

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D

2 x + 3 y = 5

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Solution

The correct option is B $9 x - 2 y - 38 = 0$
Since, $(¯ x, ¯ y)$ satisfy the regressions lines.

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