<Ul> <Li> The sum of squares of residuals, also called the residual sum of squares: </Li> </Ul> <Li> The sum of squares of residuals, also called the residual sum of squares: </Li> <Dl> <Dd> S S res = ∑ i (y i − f i) 2 = ∑ i e i 2 (\ displaystyle SS_ (\ text (res)) = \ sum _ (i) (y_ (i) - f_ (i)) ^ (2) = \ sum _ (i) e_ (i) ^ (2) \,) </Dd> </Dl> <Dd> S S res = ∑ i (y i − f i) 2 = ∑ i e i 2 (\ displaystyle SS_ (\ text (res)) = \ sum _ (i) (y_ (i) - f_ (i)) ^ (2) = \ sum _ (i) e_ (i) ^ (2) \,) </Dd>

What is range of a coefficient of determination (r^2 r 2 )