
Please post any and all homework or other textbookstyle problems in one of the Homework & Coursework Questions...

Feb2313 09:25 AM
micromass

1 
31,999 
Alright my brother posed this question to me tonight. You have 7 coins (for this sake we will go with the "normal"...

Jan613 08:22 AM
D H

21 
1,826 
Hi had this question on my last "Statistical Inference" exam. And I still have some doubts about it. I determined that...

Jan513 06:39 PM
nabila_t16

9 
21,915 
Hello guys, I need to understand the ARCH and GARCH models and so I need some advice on where I should begin my study....

Jan513 07:19 AM
hayyan1

2 
965 
On one side one can define secondorder variables as ranging over all elements of Pk(M) for all natural numbers k...

Jan413 11:47 PM
nomadreid

1 
612 
This is NOT homework. This is a personal project I am working on.
First and foremost, THANK YOU in advance for...

Jan413 04:38 PM
eveellence

12 
1,659 
From the perspective of mathematical philosophy, what is the difference between a "theorem" and a "law"?
In...

Jan413 03:24 PM
Stephen Tashi

3 
910 
This question has been bothering me for a while. If you roll a 6 sided die 6 times, is there a 1 probability that you...

Jan413 01:44 PM
piercebeatz

2 
883 
Hello,
I'm a second year mathematics and economics student, and I've been hired by an economic development...

Jan413 12:16 PM
Stephen Tashi

4 
1,032 
Consider stochastic process ##X(t)## with properties
$$
\langle X(t) \rangle = 0,
$$
$$
\langle X(t)...

Jan413 09:31 AM
Jano L.

4 
875 
So,I'm studying statistics (for engineers) now,and this is one of them courses that really gives me a headache time...

Jan313 11:12 AM
1MileCrash

7 
1,203 
Could we use the fact that all countable sets have zero measure
to prove that their must be a larger infinity.
...

Jan213 08:16 PM
cragar

4 
876 
I have two basic questions about combinations. If there are e.g. 10 objects of which 3 are identical and you want to...

Jan213 07:20 PM
chiro

1 
610 
This is difficult for me to describe.
If anyone can get the gist of what I am talking about and can point me to the...

Jan213 01:45 AM
bpet

7 
1,053 
Hoping to get some assistance here on a volunteer project I am working on.
I am writing a program for my bicyle...

Jan213 12:28 AM
bpet

3 
879 
It is the very first time I try such a long shot, attempting to prove a wellknown theorem (small one, but still not...

Jan113 08:24 PM
bpet

2 
1,015 
I have a nonincreasing sequence of random variables \{Y_n\} which is bounded below by a constant c, \forall \omega...

Jan113 04:24 AM
HallsofIvy

3 
964 
hello im struggled with a qustion
let B be a countable subset of uncountable set A.
Prove AB=A
i know how to...

Dec3112 07:25 AM
Bacle2

5 
826 
Hello,
I was hoping that somebody could advise me how to do evaluate the performance of a model.
The model...

Dec3012 04:29 PM
mfb

5 
968 
Hello,
I am building a model that simulates the travel patterns of electric cars using a series of iterative...

Dec3012 01:46 PM
Stephen Tashi

1 
782 
the Ramsey number of R(\omega,\omega)=\omega
but then R(\omega+1,\omega)=\omega_1
My question is on the...

Dec3012 08:28 AM
cragar

0 
487 
Let \phi(t) be a Brownian Walk (Wiener Process), where \phi\in. As such we work with the variable z(t)=e^{i\phi(t)}. I...

Dec2912 11:07 PM
aimforclarity

2 
1,340 
Suppose G is a HC (Hamiltonianconnected) graph on n >= 4 vertices. Show that connectivity of G is 3.
I tried...

Dec2912 08:46 PM
Solarmew

8 
1,078 
I was wondering. Has anyone ever been able to build a beth2 set? What does it look like? What could it possibly look...

Dec2812 03:14 AM
ImaLooser

2 
813 
The Information Systems Audit and Control Association surveyed office workers to learn about the anticipated usage of...

Dec2812 03:07 AM
Simon Bridge

3 
1,273 
What does the term 'absolutely fair' in statistics & probability mean?
Does it mean that the probability for each...

Dec2712 07:17 PM
lavinia

6 
1,315 
Every kernel function definition I have found has that it integrates to 1 and that the expectation is 0. However there...

Dec2712 05:31 PM
supaman5

0 
529 
First, I know that
"ZFC + there exists a measurable cardinal"
and
"ZFC + there exists a realvalued measurable...

Dec2512 10:27 PM
nomadreid

0 
2,011 
I'm doing a project based around the Metropolis algorithm to explore parameter spaces.The computational aspect I can...

Dec2412 02:27 PM
chris ball

21 
2,778 
Hi,
I am trying to simulate muon paths through drift tubes and I have ran into a problem performing a linear...

Dec2212 11:46 PM
chiro

5 
989 
Hello,
Would someone please give me a list of free programs that I can use to simulate probability...

Dec2212 09:06 PM
Biosyn

9 
1,432 
Hi, does anyone know how to model probability density function, b(x), of a system that has two parallel servers:
...

Dec2212 06:05 PM
chiro

4 
826 
Hi,
On section 2.4.2. of the "Probabilistic robotics" book, there is an example to demonstrate the way a Bayes filter...

Dec2212 02:37 PM
cncnewbee

4 
909 
So MathWorks.com shows this as an example:
d = pdist(meas);
Z = linkage(d);
c = cluster(Z,'maxclust',3:5);
...

Dec2212 01:48 AM
chiro

1 
772 
I computed the distribution of B_s given B_t, where 0\leq s <t and \left\{B_t\right\}_{t\geq 0} is a standard...

Dec2212 01:43 AM
chiro

1 
668 
Hi all,
Just a few question about FOL logic.
What is the difference between terms and atoms, I read lot's of...

Dec2112 11:31 AM
Stephen Tashi

1 
795 
Hello
I was wondering If anyone could give intuitive explanations for the multivariate Gaussian distribution...

Dec2112 06:07 AM
ImaLooser

8 
1,474 
Fifteen cities are planned to be connected in such a way that each city has precisely one road leading to each of five...

Dec1912 08:16 AM
mfb

3 
858 
If we have ##x_1, \ldots , x_n##, all distinct values, and then sample from this with replacement and thus obtain a...

Dec1712 06:39 PM
awkward

3 
798 
Consider continuous function x(t), which has zero time average:
...

Dec1712 10:43 AM
marcusl

13 
1,389 
Ok, so ill start this off with this, I don't know a whole lot about math. I do however have a question that im pretty...

Dec1712 12:14 AM
uberw00t

3 
1,044 