Message-ID: <D4F9F5FD-7224-4354-B24E-ED0E0D008801@comcast.net>
Date: 2011-08-02T16:00:28Z
From: David Winsemius
Subject: how to get the percentile of a number in a vector
In-Reply-To: <1312294464.309000-90527180-29456@walla.com>
On Aug 2, 2011, at 10:14 AM, ????? ???????? wrote:
>
> I'm familiar with the quantile() command, but what if I have a
> specific
> number that I want to know its location in a vector? I know that
> in known
> distributions, (for example the normal distribution), there is
> pnorm and
> qnorm, but how can I do it with unknown vector?
?ecdf
--
David Winsemius, MD
West Hartford, CT