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When r = +1, ...

Question

When r = +1, the lines of regression will_____________.

A

be positive slope

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B

move upwards from left to right

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C

be negative slope

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D

both (A) and (B)

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Solution

The correct option is C be positive slope
When coefficient of correlation is +1, it is referred to as perfect positive correlation and the two lines of regression coincide and it has a positive slope.

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