If you are working with data analysis or statistical modeling in Excel 2019, the R-squared value is an essential metric to evaluate the goodness of fit of your regression model. The R-squared value, also known as the coefficient of determination, measures the proportion of variance in the dependent variable that can be explained by the independent variables. Adding the R-squared value to your Excel 2019 spreadsheet allows you to gain insights into the performance and accuracy of your regression model. In this article, we will guide you through the simple steps to add the R-squared value in Excel 2019.<\/p>\n