Questions tagged [histograms]

Tag for questions about building histograms in Mathematica. Apart from generating the graphics, and prettifying them, this also includes methods to extract their data.

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1answer
84 views

How to plot weighted sum of functions?

Consider a series of functions like Table[Cos[k t], {k, 1, 2, 1/10}] which are summed up together with some weights ...
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2answers
100 views

Partitioning Mixture Distribution Dataset into constituent Distributions

Suppose I have a dataset that is derived from a random sampling from a mixture distribution ...
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1answer
161 views

Histograms and probability distributions

Consider $50$ random variables with probability distribution: $X∼Bin(20,.1)$, where $n=20$ and $p=.1$. Now take a random sample of size $i; \ i=1,5,12,30,40$ from the 50 random variables and plot ...
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1answer
711 views

Histogram of two data sets [closed]

I want to plot a histogram of two data sets in the following way: I've written this code, and following are my results: Can you help me out? What should I do?
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1answer
128 views

Replace values in 2D arrays with bin numbers (down sample)

I have a 2D array with a lot of large values in it. This is the histogram for the data with the values grouped into 16 different bins: I want to replace all the values in the array with their bin ...
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1answer
105 views

How to pick up points of SmoothHistogram

I have some data, and I used SmoothHistogram to obtain a curve. Now I would like to pick up several points on the curve such that I can fit this curve to a function. I get stuck with picking up ...
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1answer
398 views

Datamining taking multiple variables

We have gotten a list of data that includes grades from random students between 0 and 20. Now we want to seperate them into groups from 0 to 5 and 6 to 10 etc and make a histogram out of that to see ...
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1answer
220 views

Plotting two variables indirectly dependent on each other

I have the following system of linear ODEs for "i" number of species "c" migrating in "j" number of habitats: ...
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1answer
122 views

pass fail criteria as legend in histogram and plot

I have a random data and want to plot the histogram with specific bin ranges. Each value of data[[x]] is actually [(data[[x]]*2.2)/4] with units as microns; where 4 is the magnification of microscope ...
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1answer
189 views

What happened with good old Histogram?

For the sake of demonstration in a class I wanted to use the line: Histogram[Accumulate[RandomReal[{-1, 1}, 100000]], {1}, "Probability"] to get a probability-...
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1answer
293 views

Ticks don't display on Y-Axis of Histogram when using PlotRange

I have a histogram, if I create it without specifying the PlotRange it works fine and the ticks on the Y-Axis are displayed ...
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2answers
1k views

How to 'center' a Histogram

How can a generate a histogram so the peak of the distribution is at x=0? I want to center these histograms for comparison ...
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0answers
39 views

DensityHistogram only returns a gray box

I have a complex Mathematica workbook that I've been using to read in binary files, create coincidences, perform an energy calibration, and final produce some coincidence analysis. The original ...
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0answers
42 views

How Do I can Generate a CDF Plot from Below PDF code and also it Histogram Plot?

I have tried many times to plot a CDF from the following PDF code , But I failed to get that however I have used the command CumulantGeneratingfunction[, ] but it coudn't work , any Help ?and also the ...
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0answers
32 views

Making a histogram of a dictionary

I am trying to make a histogram of the dictionary where each bin is how many characters in a word, and the height is the frequency of words with that many characters. I'd like to make one for the ...
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0answers
63 views

Histogram doesn't show all bins

I have data that runs from values of 0 all the way to 40000. When I plot the histogram of this data using the Histogram[] command I get this: I've split the data up into those that are below 1500 ...
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0answers
129 views

Error Histogram of a Neural Network

Can you plot the error histogram of a trained network (with test, train and validation sets if possible but one would be enough)? Matlab Easily does that for you but I could not find a function that ...
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0answers
49 views

Specify legend inside histogram plot

I am trying to place a legend inside a histogram plot, but Placed["label",{x,y}] as an option in ChartLegends does not seem to work in the histogram environment. Is ...
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0answers
45 views

How can I fit my histogram with appropriate distribution?

I got this list: ...
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0answers
101 views

Mixture distribution fitting containing a uniform distribution

I have a dataset that is clearly the mixture of 3 known distributions which can be generated as follows: ...
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3answers
172 views

Fixing the problem with HistogramList boundary values

I am using HistogramList to bin the data and get frequency counts to generate probability distributions. I've noticed something surprising and terrible about ...
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0answers
76 views

Plot moments as a function of bin size?

I need to plot moments of a distribution as a function of bin size to show whether or not the tails of this data set are Gaussian. My data is in [pastebin.com/nzCs5BwE.][1] Here is how I've plotted ...
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1answer
128 views

Histogram[list] gives wrong image

I have generated a list of 100k numbers, and want to know their distribution. By looking at the numbers, the trend is very different from that generated by Histogram[], in log-log scale. Another ...
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0answers
152 views

Histogram with frequency data - option FrequencyData from mathematica 5.2 [duplicate]

I remember the old way which was used in Mathematica 5.2 (maybe, 2003) for constructing histograms from data with already given counts over bins. It was so natural then to invoke: ...
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0answers
61 views

How do i plot a histogram from grouped data rather than raw [duplicate]

I have a data which is grouped in the following format: {{date1,count1},{date2,count2},...} I want to make a Date Histogram of this data. Apparently the ...
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0answers
56 views

How can I combine histogram and respective pdf in the same graph with the same scale? [duplicate]

I am trying to put the histogram and the pdf of the data together in the same grah in the same scale. The pdf is this actually: However, as I put them in the same graph, it turns like this: How can ...
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0answers
55 views

Assign observations into classes using Sturges rule

I have a list of 562 observations that I would like to assign to classes (bins) using Sturges rule. What is the best way to implement this in Mathematica?
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1answer
62 views

Does What I have ploted for Normal distribution or for my PDFcode?

Really , am confused and mixed in the same time , I have tried to plot the Histogram of my PDF which it is already integrated to 1 (Normalised) , I didn't succeed to compute anything related to that ...
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1answer
36 views

Histogram of the words in the Spanish Dictionary

I am trying to do the exact same histogram as below, but in Spanish. Histogram[{StringLength /@ DictionaryLookup[], dataPnJ}, {1}, "Probability"]
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2answers
420 views

Histogram two column pairs

I am interested in plotting histogram, where in each place I would have two columns, the experimental and the theoretical results. Something that looks like: How can I implement this with Mathematica?...
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1answer
234 views

SmoothHistogram, wrong y-axis with “PDF” option [closed]

I would like to make a SmoothHistogram of some data. Inside SmoothHistogram I want to use the option "PDF" to show then distribution of data. As of my knowledge, in a PDF function, the integral under ...
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1answer
426 views

How to get data from Histogram (HistogramList) for making plot?

I have a data I need to calculate the probability of the second column of my data in different bins and then getting(-LOG) from this probability and plot with the each bin related to it. my data is ...

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