[Bldg-sim] working out the 95 percentile of wind speed

Joe Huang YJHuang at whiteboxtechnologies.com
Wed Mar 14 19:36:51 PDT 2012


Can't you just sort the data and then look at the values corresponding 
to the percentiles of interest, i.e.,
8322 for 95% percentile of 8760 hourly data?   Am I missing something 
here ?  The only wrinkle in respect to wind speeds is that the hourly 
values are spot measurements, and not time-averaged over the hour.

Joe

Joe Huang
White Box Technologies, Inc.
346 Rheem Blvd., Suite 108D
Moraga CA 94556
yjhuang at whiteboxtechnologies.com
www.whiteboxtechnologies.com
(o) (925)388-0265
(c) (510)928-2683
"building energy simulations at your fingertips"


On 3/14/2012 9:09 AM, Chris Yates wrote:
> Dear bldg-sim'rs,
>
> I usually take this kind of data for granted (our industry has been 
> commoditized so much!).
>
> Statistics not being my strong point, does anybody know of any good 
> web resources for working out percentile data of various weather 
> characteristics? I have hourly data available and would like to 
> undertake the task in excel (or openoffice).
>
> Thanks
> -- 
>
> Chris Yates C Eng MCIBSE
>
> /Building Physics Consultant /
>
> Tel:+447960731576
>
> Email: chris.malcolm.yates at gmail.com 
> <mailto:chris.malcolm.yates at gmail.com>
>
> Skype: christopher.m.yates
>
>
>
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