Message-ID: <a43c2498-40f5-090e-b8fb-22724da41383@auckland.ac.nz>
Date: 2019-03-12T20:38:24Z
From: Rolf Turner
Subject: [FORGED] Re: Issue with t.test
In-Reply-To: <CAFEqCdyNLzuSyTHK_NWLbb6Ee0kCko_5NwWFrx4yJxcjqXJ96Q@mail.gmail.com>
On 13/03/19 9:06 AM, Greg Snow wrote:
<SNIP>
> The only time I have seen t.test give a p-value of 1 is when the
> data mean exactly equals the null hypothesis mean and the alternative
> is the default of two.sided.
<SNIP>
Doesn't have to be *exact* equality. Just close!
E.g.:
set.seed(42)
x <- runif(10)
mew <- 0.63626
mew==mean(x) # FALSE
t.test(x,mu=mew)
cheers,
Rolf
--
Honorary Research Fellow
Department of Statistics
University of Auckland
Phone: +64-9-373-7599 ext. 88276