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The Regression R2R ^ { 2 } Is Defined as Follows:
A)

Question 3

Multiple Choice

The regression R2R ^ { 2 } is defined as follows:


A) ESSTSS\frac{E S S}{T S S}

B) RSSTSS\frac { R S S } { T S S }
C) i=1n(YiYˉ) (XiXˉ) i=1n(YiYˉ) 2i=1n(XiXˉ) 2\frac { \sum _ { i = 1 } ^ { n } \left( Y _ { i } - \bar { Y } \right) \left( X _ { i } - \bar { X } \right) } { \sqrt { \sum _ { i = 1 } ^ { n } \left( Y _ { i } - \bar { Y } \right) ^ { 2 } } \sqrt { \sum _ { i = 1 } ^ { n } \left( X _ { i } - \bar { X } \right) ^ { 2 } } }
D) SSRn2\frac { S S R } { n - 2 }

Correct Answer:

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