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Two regression lines are given as 3x-4y+...

Two regression lines are given as 3x-4y+8=0 and 4x-3y-1 = 0
Consider the following statements:
1. The coefficient of correlations r is `(3)/(4)`.
2. The means of x and y are 3 and 4 respectively.
Which of the above statements is/are correct ?

A

1 only

B

2 only

C

Both 1 and 2

D

Neither 1 nor 2

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