## Model Selection Criteria (2019)

All models are wrong, but some are useful. Model selection criteria are rules used to select a (statistical) model among competing models, based on given data. Several model selection criteria are used to choose among a set of candidate models, and/ or compare models for …

## Coefficient of Determination Formula (2019)

In this post, we will discuss not only the coefficient of determination formula but also the use and computation of the coefficient of determination. Coefficient of Determination as a Link between Regression and Correlation Analysis. Coefficient of Determination $R^2$ in Statistics The R squared ($r^2$; …

## Coefficient of Determination: Model Selection (2012)

$R^2$ pronounced R-squared (Coefficient of determination) is a useful statistic to check the regression fit value. $R^2$ measures the proportion of total variation about the mean $\bar{Y}$ explained by the regression. R is the correlation between $Y$ and $\hat{Y}$ and is usually the multiple correlation …