The equations of two regression lines ar...

The equations of two regression lines are : `13x-10y+11=0` and `2x-y-1=0`. Find the ratio between mean of y serise and mean of x series.

A

`(3)/(5)`

B

`(5)/(3)`

C

`(1)/(3)`

D

None of these

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The correct Answer is:

A

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