# Questions 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.

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### Need help to convert a Matlab script into a Mathematica script?

I would like to convert a small script but a little technical in Mathematica language. Here is the Matlab script : ...
2answers
27 views

### Normalize an L(s, d) function for fixed s

I have the following function L: σ = 9; L[s_, d_] = (1/(σ*Sqrt[2*\[Pi]]))*E^(-(1/2)*((s-(-50-11*Log[d]))/σ)^2) This function L describes basically for some ...
0answers
37 views

### generate statistical table to complete and then review,How can I generate this exact table?

Good morning everyone I want to generate a data table model with intervals (between 5 and 15) following Sturges rule I want to generate a data table model with intervals (between 5 and 15) following ...
1answer
37 views

### CDF function from list

How can I get the CDF for a list of values ​​containing the value of a random variable and its probability? I have: ...
1answer
30 views

### Linear regression: confidence interval of the average of 10 slopes, error of propagation and error of the mean

I have 10 regression slopes in one group, each slope has its associated standard error. Now I want to find the average slope of this group and the associated standard error which will be used to find ...
1answer
44 views

### Conditional Probability of first and second letters in a data set of strings

I have a dataset of strings and I would like to take only the first two letters of each string and find the conditional probability P(Second Letter|First Letter) while only looking at the words of the ...
2answers
59 views

### (rolling) n-weekly average

I have the data of the SPX index weekly ...
1answer
82 views

### Exponential Decay fit and printed parameters with integer data [closed]

Problem: I'm trying to plot an exponential decay curve on a set of integer data, and print the various parameters and their uncertainties on the plot itself. Having adapted code from another question, ...
1answer
31 views

1answer
92 views

### Random Number Generation using LogNormalDistribution

I have a problem that I can't seem to figure out on my own due to limited knowledge of mathematics, and I was hoping I could seek help from the community. I would like to use ...
1answer
56 views

### Skewness and central moment

I have distribution which I want to calculate the third order moment function of my distribution. I got confused what is different between Moment third order and ...
1answer
254 views

### Automate Poisson Football Scores Prediction

I would like to automate a simple poisson football scores predictions process. I started by importing and cleaning home and away England League team tables data to work on it with Poisson ...
1answer
88 views

### CDF of an order distribution derived from a sum of gamma random variables

I am interested in finding an analytic expression for the below cdf of an order distribution, whose form I now describe. Suppose that the time until a particular process occurs can be modelled as the ...