[R] Confidence Intervals for logistic regression

[Michael Bedward]

> I was aware of this option.  I was assuming it was not ok to do fit +/- 1.96
> se when you requested probabilities.  If this is legitimate then all the
> better.

I don't think it is.  I understood that you should do the calculation
in the scale of the linear predictor and then transform to
probabilities.

Happy to be corrected if that's wrong.

Michael