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Newest 'probability-or-statistics' Questions - Mathematica Stack Exchange
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Learn more about TeamsQuestions tagged [probability-or-statistics]
Questions about systematic data collection and organization, or the application of probability theory to model the inherent patterns and properties of sampled data, underlying data distribution(s) or random processes.
1,945 questions
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0
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+50
Creating 1) probability density plots for this delayed system following the code for a non delayed system? 2) Joint density plots?
Using the following code(for a different system), how can I follow directly and make a similar plots for this new system:
Code for different system:
...
0
votes
0
answers
55
views
Construction of RMT Hamiltonian with given potential
It is well known that the Random Matrix Theory (RMT), the potential function for the Gaussian ensembles, is
$V(H) = \frac{1}{2} H^2 \quad \Rightarrow \quad P(H) \propto e^{-\frac{N}{2} \operatorname{...
3
votes
0
answers
154
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Mathematica demonstration of the expected volume of a random polytope in a ball
Related MSE post
I'm trying to make Mathematica demonstration of the paper The expected volume of a random polytope in a ball.
In the $d$-dimensional Euclidean space $E^d$ ($d \geq 2$), consider the ...
0
votes
0
answers
47
views
Allow all functions to "commute" with custom operator except for differentiation
I'm trying to implement expected value angle brackets with all the rules of expected values built in, so that I can symbolically manipulate complicated expressions involving expected values, but I'm ...
1
vote
0
answers
60
views
How to use Mathematica to calculate the asymptotic variance of the sample interquartile range?
How to use Mathematica to calculate the asymptotic variance of the sample interquartile range?
Is the below code correct?
...
3
votes
1
answer
195
views
Integrating over a parametrically defined density
I'm looking for the most convenient way to find first few moments of the following density defined parametrically
...
1
vote
0
answers
62
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What's the implementation of `TsallisQGaussianDistribution`
I want to implement Tsallis q-Gaussian distribution accroding to wikipedia,
but the result is not consistent with built-in TsallisQGaussianDistribution.
Is there ...
11
votes
1
answer
351
views
Seek Mathematica implementations of Gaussian q-distribution, q-exponential distribution, q-Weibull distribution, Tsallis q-Gaussian distribution
I know Mathematica has implemented some QFunctions.
What about Mathematica implementations of Gaussian q-distribution, q-exponential distribution, q-Weibull distribution, Tsallis q-Gaussian ...
-1
votes
1
answer
47
views
How to compute and plot cross-correlation between two time series? [closed]
I'm trying to compute the cross-correlation between two time series xi and xj, each of length 100, in Wolfram Mathematica.
Here ...
4
votes
0
answers
126
views
Getting Series coefficients of an expression involving r-Lambert function
I'm interested in g[n], the $n$th moment of the sequence with the following generating function for $a=1/2,1,3/2$
...
2
votes
1
answer
75
views
Find the average of the numerical data for each column in the list
I have a list of rows in the database that contain numerical and non-numerical data, such as:
...
1
vote
0
answers
82
views
How can I compute the spatial autocorrelation function from a PDE simulation?
I have a system of PDEs defined over a square domain. The dependent variables are $a(t,x,y),b(t,x,y),c(t,x,y)$, and the system uses Dirichlet boundary conditions with initial conditions defined as ...
3
votes
0
answers
90
views
Why is RSquared Missing[] in FittedModel produced by LinearModelFit
I have been doing some automated data processing that uses both a projection from a FittedModel and the RSquared value. I find for some of the data, the RSquared value given as a model property is ...
0
votes
0
answers
103
views
Error in natural / intrinsic equation of Bell curve
An attempt is made to derive, numerically integrate, and plot the standard natural distribution curve from its standard form
$$ y= y_{max}~e^ {- {x^2/(2 \sigma^2)}} ;~ (x,y) = (z,r);~ r= r_{max} e^ { {...
4
votes
1
answer
195
views
Modeling Non-Uniform Host Bias in Generalized Monty Hall ($N=4$): Why Does Switching Yield ~50% Win Rate?
I've been exploring a generalization of the Monty Hall problem with $N=4$ doors, where the host exhibits a non-uniform bias when opening doors (e.g., favoring primes). My goal is to model how such ...
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