Re: confidence interval

From: Dennis Shea <shea_at_nyahnyahspammersnyahnyah>
Date: Tue, 12 Sep 2006 18:03:13 -0600 (MDT)

That was a typo. Now fixed.

      rc_at_tstd ==> rc_at_rstd

On Tue, 12 Sep 2006, araligin_at_onid.orst.edu wrote:

> Hi Dennis,
>
> Note 3: To construct 95% confidence limits for the regression coefficient:
> [a] The t for 0.975 and 16 degrees of freedom is 2.120 [table
> look-up].
> [b] rc_at_tstd * 2.12 = 0.053. This yields 95% confidence limits of
> (0.97-0.053) < 0.97 < (0.97+0.053) or (0.92 to 1.03).
>
>
> I went through the example but was confused on what "tstd" is (rc_at_tstd )
>
> Thanking you,
> Nilesh
>
>
>
>
> Quoting Dennis Shea <shea_at_cgd.ucar.edu>:
>
>>>
>>> I want to compute the 95% confidence interval using t-statistics for a
>>> regression line. Is it possible to do it in NCL.
>>>
>> _______________________________________________
>> Dpes not regline
>>
>> http://www.ncl.ucar.edu/Document/Functions/Built-in/regline.shtml
>>
>> return the t-statistic, the number of pts used
>>
>> See the example
>>
>>
>>
>
>
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>
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Received on Tue Sep 12 2006 - 18:03:13 MDT

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