The coefficient of determination Select one: a. is used to evaluate the goodness of fit. b. takes values between -1 to +1. c. is equal to zero for a perfect fit. d. is equal to negative one for the poorest fit.
Added by Micheal R.
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a. It is used to evaluate the goodness of fit, as it tells us how well the regression model fits the observed data. b. The coefficient of determination takes values between 0 and 1, not -1 to +1. A value of 0 indicates that the model does not explain any of the Show more…
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