> > Leaf Sun wrote: > > The histogram is highly screwed to the right, say, the range > > of the vector is [0, 2], but 95% of the value is squeezed in > > the interval (0.01, 0.2).
I guess the histogram is as you wrote. See http://web.maths.unsw.edu.au/~tduong/seminars/intro2kde/ for a short explanation. > -----Original Message----- > From: Berton Gunter [mailto:[EMAIL PROTECTED] > Sent: Wednesday, November 02, 2005 1:10 PM > To: 'Leaf Sun'; [email protected] > Subject: [R] Visualizing a Data Distribution -- Was: breaks in hist() > > > Leaf: > > An interesting question concerning graphical perception. As > you have noted, > choice of bin boundaries in a histogram can have a big effect on how a > distribution is perceived. My $.02 (U.S.): > > Histograms are a relic of manual data plotting. We have much better > alternatives these days that should be used instead. e.g. > > 1. (my preference, but properly not consumer-friendly). Plot > the cdf instead > (?ecdf) . > > 2. Plot a density estimator (?density ; ?densityplot) > > 3. See David Scott's ash package, perhaps the KernSmooth package also > (though density() probably already has anything that you'd > need from it). > > Cheers, > > -- Bert Gunter > Genentech Non-Clinical Statistics > South San Francisco, CA > > "The business of the statistician is to catalyze the > scientific learning > process." - George E. P. Box > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Leaf Sun > > Sent: Wednesday, November 02, 2005 9:49 AM > > To: [email protected] > > Subject: [R] breaks in hist() > > > > Dear listers, > > > > A quick question about breaks in hist(). > > > > The histogram is highly screwed to the right, say, the range > > of the vector is [0, 2], but 95% of the value is squeezed in > > the interval (0.01, 0.2). My question is : how to set the > > breaks then make the histogram look even? > > > > Thanks in advance, > > > > Leaf > > > > > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
