MATLAB Answers


Data Distribution

Asked by developer
on 29 Sep 2011

Hello, I have some data and i want to see it in plot that how it is distributed all over, like getting some plot , but the plot command donot give me smooth curve or response i want to see it in curve.Or u can say like gaussian distribution of my historgram like this one

Thanks in advance



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2 Answers

Answer by Walter Roberson
on 29 Sep 2011

Perhaps you want to use hist() to draw a histogram of the data?

  1 Comment

on 29 Sep 2011

but i want to see the curve plotting on to that histogram

Answer by Wayne King
on 29 Sep 2011

Then perhaps, you would like to try histfit() with some specified distribution.


or use ksdensity()

x = [randn(30,1); 5+randn(30,1)];
[f,xi] = ksdensity(x); 

The Wavelet Toolbox also has 1-D density estimation capability.


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