[ncl-talk] cross correlation ttest

[Sunmin Park]

You are right, I followed the link (you sent) but also I saw ttest function. So I wonder if I have to use ttest function after rtest instead of using the equation.

Thank you 
Sun-
On Mar 12, 2015, at 12:44 PM, Dennis Shea <shea at ucar.edu> wrote:

> Would it not be:
>    https://www.ncl.ucar.edu/Document/Functions/Built-in/rtest.shtml
> 
> 
> On Wed, Mar 11, 2015 at 8:57 PM, Sunmin Park <mireiyue at gmail.com> wrote:
> Dear NCL users
> 
> I got cross correlation between two variables (two dimensions: lat, time and at lag 0) using escorc function then did rtest and ttest. I did rtest first and then used the equation
> t = r*sqrt((Nr-2)/(1-r^2))
> to do ttest. Is it correct way to do ttest? 
>  
> If it is not should I use ttest function separately from rtest?
> 
> Thank you in advance,
> Sun-
>  
> 
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