### Summary Right now, we don't return uncertainties on parameters (or covariance/correlation) when using `scipy`. @phinate wrote up a gist that would allow us to do this for the autodiff backends: https://gist.github.com/phinate/4425b6288eca712f6a647c6dc59e9396 ### Additional Information _No response_ ### Code of Conduct - [X] I agree to follow the Code of Conduct