On Friday July 9 2010 06:02:58 per freem wrote: > How can I plot the empirical CDF of an array of numbers in matplotlib > in Python? I'm looking for the cdf analog of pylab's "hist" function. > > One thing I can think of is: > > from scipy.stats import cumfreq > a = array([...]) # my array of numbers > num_bins = 20 > b = cumfreq(a, num_bins) > plt.plot(b) > > Is that correct though? Is there an easier/better way?
Hi, I would use pyplot.hist to produce a histogram with a bar for each bin. By use of the keyword argument 'cumulative' you can select cumulative frequency distribution instead of density. Kind regards, Matthias ------------------------------------------------------------------------------ This SF.net email is sponsored by Sprint What will you do first with EVO, the first 4G phone? Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first _______________________________________________ Matplotlib-users mailing list Matplotlib-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/matplotlib-users