If the coefficient of determination for a data set is 0.25 and the SSE for the data set is 12, what is the SST?

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If the coefficient of determination for a data set is 0.25 and the SSE for the data set is 12, what is the SST?

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Answer 1 · 2018-01-23T07:01:24

$S S T = 16$ $SST = 16$

Explanation:

$R^{2} = 1 - \frac{S S E}{S S T} \Rightarrow S S T = \frac{S S E}{1 - R^{2}} = \frac{12}{1 - 0.25} = 16$ $R^2 =1 - (SSE)/(SST) => SST = (SSE)/(1-R^2) = (12)/(1-0.25)=16$

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If the coefficient of determination for a data set is 0.25 and the SSE for the data set is 12, what is the SST?

1 Answer

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