Re: Hystogram
- To: mathgroup at smc.vnet.net
- Subject: [mg94727] Re: [mg94684] Hystogram
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Sun, 21 Dec 2008 05:55:23 -0500 (EST)
- Reply-to: hanlonr at cox.net
xmin = 0;
xmax = 100;
dataCount = 150;
binCount = 15;
data = RandomReal[{xmin, xmax}, dataCount];
h = Histogram[data, binCount,
LabelingFunction -> Above]
f1 = Cases[h, Style[c_?NumericQ, _] :> c,
Infinity]
{7,8,9,8,9,13,4,15,12,9,11,18,5,10,12}
f2 = BinCounts[data,
{xmin, xmax, (xmax - xmin)/binCount}]
{7,8,9,8,9,13,4,15,12,9,11,18,5,10,12}
And @@ {Total[f1] == dataCount,
Total[f2] == dataCount, f1 == f2}
True
Bob Hanlon
On Sat, Dec 20, 2008 at 11:25 AM , paolo wrote:
> Dear All,
> I need help. Given a List of N measurements . Hystogram[List, m bins]
> plots the frequency in each of the m bins in which I divided the
> whole range of my data.
> This goes well . What I do not know is: how to recover is the actual
> 15 numbers that certainly are computed by Histogram before they get
> plotted ?