search for: wwtp

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2017 May 31
1
stats::line() does not produce correct Tukey line when n mod 6 is 2 or 3
...ay 2017, at 16:40 , Joris Meys <jorismeys at gmail.com> wrote: > > And with "equally spaced" I obviously meant "of equal size". It's getting > too hot in the office here... We have a fair amount of cool westerly wind up here that I could transfer to you via WWTP (Wind and Weather Transport Protocol). If you open up a sufficiently large pipe, that is. Anyways, in the past we have tried to follow Tukey's instructions on details like the definition of the "hinges" on boxplots, so presumably we should try and do likewise for this case. I susp...
2017 May 31
4
stats::line() does not produce correct Tukey line when n mod 6 is 2 or 3
Seriously, if a method gives a wrong result, it's wrong. line() does NOT implement the algorithm of Tukey, even not after the patch. We're not discussing Excel here, are we? The method of Tukey is rather clear, and it is NOT using the default quantile definition from the quantile function. Actually, it doesn't even use quantiles to define the groups. It just says that the groups