Coefficient of determination definition

Coefficient of determination. ( ) means:
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Coefficient of determination. (r2) means:
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Coefficient of determination. (commonly denoted as “r2”) means a statistical measure that determines how well the regression approximates the actual data points in the calibration curve, with a regression of 1 being a perfect fit.
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Examples of Coefficient of determination in a sentence

  • Coefficient of determination R is the measure of proportion of the variance of dependent variables about its mean that is explained by the independent or predictor variables.

  • Using 12 months’ baseline data from the sites, a baseline model was created and the quality of the model was assessed using three model fitness metrics: • Coefficient of determination (R2), target >0.7;• Coefficient of Variation of the Root Mean Squared Error (CV(RMSE)), target <25%;• Normalized Mean Bias Error (NMBE), target within -0.5% to +0.5% range.

  • Coefficient of determination (R2) was used to measure the proportion of variance in the dependent variable that can be explained by independent variables.

  • Module II: Simple Linear Regression ModelThe concept of PRF -Significance of stochastic error term-The SRF-Problem of estimation- Method of ordinary least squares-Assumptions underlying the method of least squares-Properties of estimators- Gauss Markov theorem- Coefficient of determination, r2 -Normality assumption- Hypothesis testing- t and F tests.

  • Performance evaluator.Performance evaluator Calculation Coefficient of determination =12 =∑=1( − )2∑=1( − )2 + ∑( − )2 The above performance analysis had indicated that Oi is true value, Pi is predicted value from type- 2 fuzzy logic and is predicted average value from type-2 fuzzy logic.

  • Table 10 Coefficient of determination testModel SummaryModelRR SquareAdjusted R SquareStd Error of Estimate1.586.343.328.31861 Table 7 shows that the coefficient of determination (R2) is 0.344, which means that 34.3% of the dependent variables, namely Differentiation Strategy (X1) and Product Innovation (X2) can be explained by the independent variable Competitive Advantage.

  • Coefficient of determination is the square of correlation coefficient.

  • Making Data Models more flexible, making data models more selective, dealing with Categorical variables, Interpretation of regression coefficients, fine tuning data models (assessing the fit, model fitting), Coefficient of determination, Significance tests, Residual analysis, Prediction intervals.

  • Di Bucchianico, Coefficient of determination (R2), in Encyclopedia of Statistics in Quality and Reliability (John Wiley & Sons, Ltd, New Jersey, 2008).

  • The overall explanatory power of the model is poor with an R2 (Coefficient of determination) of 7.5% for the community radio regression, 6.9% for private radio and 8.4% for extension services.


More Definitions of Coefficient of determination

Coefficient of determination means a quantity that measures the degree of agreement between the points in a calibra- tion curve and the quadratic function derived to connect them.
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Coefficient of determination means a quantity that measures the degree of agreement between the points in a calibration and the function derived to connect the points.
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Coefficient of determination means a quantity that measures the degree of concordance between the points in a calibration curve and the quadratic function derived to connect them.
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Coefficient of determination. (𝑟2) means: ∑𝑛 (𝑦𝑖 − 𝑎0 − (𝑎1 × 𝑥𝑖))2 𝑟2 = 1 − 𝑖=1 ∑𝑛 (𝑦𝑖 − 𝑦)2 where: 𝑖=1 𝑎0 is the axis intercept of the linear regression line 𝑎1 is the slope of the linear regression line 𝑥𝑖 is the measured reference value 𝑦𝑖 is the measured value of the parameter to be verified 𝑦 is the mean value of the parameter to be verified 𝑛 is the number of values
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Coefficient of determination. ( ) means: where: is the axis intercept of the linear regression line is the slope of the linear regression line is the measured reference value is the measured value of the parameter to be verified is the mean value of the parameter to be verified is the number of values
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Coefficient of determination. (r2) means: (r2)(1((ni 1[yi a0(a1 xi)]2)(ni 1(yiy)2)))
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Related to Coefficient of determination

  • Certificate of Determination means the Certificate of Determination or comparable instrument relating to the Designated Preferred Stock, of which these Standard Provisions form a part, as it may be amended from time to time.

  • Barrier Event means that R (final) is lower than the Barrier.

  • Weather Normalized Site EUI means the amount of Energy that would have been used by a property under 30-year average temperatures, accounting for the difference between average temperatures and yearly fluctuations.

  • Closing Level : means the official daily Closing Level of the Index as published by the Index Sponsor in relation to each Scheduled Trading Day during the Investment Term.

  • Market Capitalization means an amount equal to (i) the total number of issued and outstanding shares of common stock or common equity interests of the IPO Entity on the date of the declaration of the relevant dividend multiplied by (ii) the arithmetic mean of the closing prices per share of such common stock or common equity interests for the 30 consecutive trading days immediately preceding the date of declaration of such dividend.

  • SOFR Determination Time means 3:00 p.m. (New York time) on the U.S. Government Securities Business Day, at which time Compounded SOFR is published on the FRBNY’s Website.

  • Trigger Event shall have the meaning specified in Section 14.04(c).