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Re: st: RE: R: re. ttest
From
Nick Cox <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: RE: R: re. ttest
Date
Tue, 26 Nov 2013 17:51:56 +0000
OK. I make silly mistakes too but on this occasion my advice is an
attempt at tough love.
Nick
[email protected]
On 26 November 2013 17:37, PAPANIKOLAOU P. <[email protected]> wrote:
> Hi Nick, I am bit overwhelmed about this, as this goes back to my youth
> years and I have dealt with different stats material since then. In any
> case, many thanks for your kind feedback. P
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Nick Cox
> Sent: 26 November 2013 17:25
> To: [email protected]
> Subject: Re: st: RE: R: re. ttest
>
> If you remain in doubt about this, you really should study a good
> textbook until it is clear. Seriously, relying on a list to help you out
> at this level is a bad sign.
> Nick
> [email protected]
>
>
> On 26 November 2013 17:18, PAPANIKOLAOU P.
> <[email protected]> wrote:
>> Thanks Nick. The reverse would mean that if Pr((|T|>|t|)=0.94 then
>> accept the null hypothesis for 0.10 critical level, is this right?
>> Thanks again, Panos
>>
>>
>> -----Original Message-----
>> From: [email protected]
>> [mailto:[email protected]] On Behalf Of Nick Cox
>> Sent: 26 November 2013 17:11
>> To: [email protected]
>> Subject: Re: st: RE: R: re. ttest
>>
>> No; that implies rejection if you use 0.10 as a critical level.
>>
>> Nick
>> [email protected]
>>
>>
>> On 26 November 2013 16:55, PAPANIKOLAOU P.
>>
>>> Thanks very much, my good friend Carlo. So, when I get
>> Pr((|T|>|t|)=0.06 this means that the null hypothesis would be
>> accepted at 0.10, is this right?
>>
>> Carlo Lazzaro
>>
>>> From search ttesti- you'll get:
>>> ----------------------------------------------------------
>>> Title
>>>
>>> [R] ttest -- Mean-comparison tests
>>>
>>>
>>> Syntax
>>>
>>> One-sample mean-comparison test
>>>
>>> ttest varname == # [if] [in] [, level(#)]
>>> -------------------------------------------------------------
>>>
>>> Replace 99 (or what you prefer) between brackets:
>>>
>>> ttesti 12 367 32 330, level(99)
>>> ttesti 12 367 32 330, level(95)
>>>
>>> and you get it.
>>>
>>
>> PAPANIKOLAOU P.
>>
>>> I want to run the ttesti using directly the 95%CI, or 99%CI, i.e. I
>> want to define this option.
>>> What is the best and easiest way to do this, plse?
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