[R] calculating area of ellipse

james meyer meyer@j@me@ @end|ng |rom u@@@net
Thu May 6 13:24:18 CEST 2021

In doing meta-analysis of diagnostic accuracy I produce ellipses of confidence
and prediction intervals in two dimensions.  How can I calculate the area of
the ellipse in ggplot2 or base R?

thank you
James Meyer

More information about the R-help mailing list