On Mon, Nov 24, 2008 at 8:25 PM, Bruce Mutton <bruce.mutton at paradise.net.nz> wrote: > Seems OK as a start. Agree that the elevations are often less accurate than > the plan positions... > Just to clarify, are the values listed to be 2x sd (mean to 95% limit) > Or 4x sd (lower 95% limit to upper 95%)?
It is meant to be 2 * SD. Duncan: basically it is EPE with 95% confidence. Martin
