Archive for August, 2022

While R-squared provides an estimate of the strength of the relationship between your model and the response variable, it does not provide a formal hypothesis test for this relationship. The F-test of overall significance determines whether this relationship is statistically significant. See a graphical illustration of why a low R-squared doesn’t affect the interpretation of significant variables. In some fields, it is entirely expected that your R-squared values will be low. For example, any field that attempts to predict human ...