[ncl-talk] query about ttest function
shea at ucar.edu
Wed Jul 30 08:48:57 MDT 2014
Use a do loop
... = ttest(...nmo...)
You will likely have to preallocate space for returned information
On Tue, Jul 29, 2014 at 3:47 PM, Xi Chang <xi.chang01 at gmail.com> wrote:
> Dear NCL,
> may i have your suggestions,. i have two monthly nc files lets say
> A[time,lat] and B[time,lat]. I woudl like to calculate the statistically
> significant differences usinh ttest and plot them XY, where Y is latitude
> and X is time (month,1-12). What an efficient way to do that? do i have to
> repeat 12times ttest (mean,variance and df) following the time span? is
> there any trick?
> Thanks a lot.
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