13 Questions 54 Answers 0 Followers
Questions related from Mohamed I. Riffi
Dear Colleagues, I need the Mahtematica code of an inversion formula of the Sumudu transform. Thanks in advance.
03 May 2022 3,940 2 View
Consider $n$ identical and independent machines with $\alpha$ independent components each. Suppose that each machine fails if all of its components fail. Further, in each machine, one component...
22 March 2019 7,029 0 View
Dear Colleagues, I am trying to use some results on m-spacings of the gamma (and exponential) distributions on the reliability of the k-out-of-n systems. I found a way to describe the life time...
09 January 2019 6,867 3 View
Dear Colleagues, I an working now on the Bayesian estimation of the parameters of a distribution with somehow complicated pdf. It is very hard to imagine the shape of the prior of some of these...
02 November 2018 2,647 0 View
Most of statistics textbooks approximate the binomial probabilities by the normal probabilities when testing binomial hypothesis especially when the sample size n is large enough. Now, since we...
16 October 2017 5,967 4 View
This Fall, I am teaching my master students an introductory course on Markov chains. I am looking for an easy/clear method to explain the theoretical basis of simulating a Markov chain; i.e.;...
08 October 2017 8,780 9 View
I am looking for a concise example of three pairwise independent (non-degenerate) random variables that are not mutually independent.Thanks.
05 June 2017 4,270 12 View
Let X1, X2, ..., Xn be a random sample of size n for the standard exponential distribution and X1:n, X2:n, ..., Xi:n be the corresponding order statistics, where X1:n
24 May 2017 8,985 10 View
D1:n-1 is the minimum of spacings between exponential order statistics. I am trying to prove that D1:n-1 is independent of D1:n. Did some author prove that?Thanks so much in advance.
17 May 2017 638 18 View
Where can I find information about gamma spacings applications?Thanks so much.
18 April 2017 9,698 0 View
Suppose we already know the pdf of the spacings between gamma order statistics, where can we find applications that use this pdf?Thanks so much.
26 January 2017 7,711 4 View
When the number of components of a Poisson mixture distribution is unknown, one needs to make inference about it so that he might use the Gibbs sampling method to estimates the parameters of the...
24 November 2015 9,502 4 View
Dear Colleagues, Suppose that you have a random sample of size n from the set of positive integers. Some of the elements of this random sample will be prime numbers. Determine the positions of...
01 January 1970 477 7 View
