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

Feb2313 09:25 AM
micromass

1 
32,580 
Hi,
Thank you in advance if anyone can answer this question.
How any stationary distributions exists in below...

Mar113 09:56 PM
bpet

2 
865 
Is it possible to combine statistics from two distributions for the same parameter. For example I have one...

Mar113 10:46 AM
mclovin

4 
656 
i am studying real analysis from terence tao lecture notes for analysis I....

Mar113 10:35 AM
ato

6 
843 
really basic trick, i'm quite tired and can't wrap my head around how it works out to 2/3 chances

Mar113 07:21 AM
Saad Khan

9 
1,099 
Hi,
I'm reading a paper which calculates the probability of an electric car recharging. Data has been recorded...

Mar113 06:53 AM
bradyj7

1 
1,698 
Hi all,
Can anyone gimme any clues to solve the sum below (or solve it outright :D)?
\sum_{i=k}^{n}...

Mar113 05:52 AM
nowonda

8 
778 
I have to prove that the cardinality of the set of infinite sequences of real numbers is equal to the cardinality of...

Feb2813 08:43 PM
pwsnafu

12 
1,836 
Can you help me to construct a 11 mapping from real numbers onto nonintegers? thanks

Feb2813 03:13 PM
ssamsymn

7 
806 
Is it true that the following definitions of completeness are equivalent?
\mbox{For theory } \Sigma \mbox{ and for...

Feb2713 06:54 PM
Preno

5 
649 
If I am checking whether my data fits a curve C1, I have to check to see whether the residues R1n are normally...

Feb2613 09:41 AM
Stephen Tashi

4 
807 
Hi all,
I want to learn GameTheoretic Probability. I have found few examples of computing conditional probability...

Feb2613 01:00 AM
Stephen Tashi

1 
638 
how are cdf and pdf related in statistics?
plz help i have a test tomorrow

Feb2613 12:58 AM
Stephen Tashi

4 
612 
So I'm trying to take the expectation of the covariance estimate.
I'm stuck at this point. I know I have to...

Feb2513 10:00 PM
chiro

2 
625 
This is surely going to sound naive, but at least this will make it easy to answer.
For a chisquared...

Feb2413 05:04 AM
nomadreid

9 
1,169 
Is it possible that for a random variable X there exist no p in (0,1) so that EX^p < ∞ ?
Is there any example?

Feb2313 08:56 AM
micromass

4 
824 
I know that function is a type of relation. What i acctually need to know is that; Are these relations Equivalent all...

Feb2313 08:50 AM
micromass

1 
478 
i would like to have some help here.. it is a problem in probabilities i can not find anyway to start finding the...

Feb2313 06:22 AM
tinytim

14 
333 
I have a crooked line of data points,want to project data on the straight line.If I go standard leastsquare...

Feb2213 07:53 PM
chiro

1 
549 
\exists{x}(P(x)\Rightarrow{Q(x)})\equiv{\forall{x}P(x)\Rightarrow{\exists{x}Q(x)}}
I am able to derive this...

Feb2213 01:10 PM
mfb

3 
582 
Hi All,
I often see this term when factorizing out a matrix from brackets
A(some other term)A^T
where I...

Feb2213 12:42 PM
MikeLowri123

2 
517 
I have trouble disproving the following expression
I worded it as follows:
The product of certain number and...

Feb2213 08:56 AM
Bashyboy

2 
633 
My statistics professor wanted me to remember an infinite series sum, but i cant remember what it was
i think it was...

Feb2213 08:38 AM
mfb

1 
445 
Batter A has a batting average (probability of getting a hit) of .320. Batter B has a
batting average of .280. If...

Feb2113 07:08 AM
shadedude123

2 
961 
Hi everyone,
I have a plot of some data points that have error bars on the y axis.
A bit of software I am using...

Feb2113 05:58 AM
kop442000

4 
807 
Hello,
I am trying to quantify the difference between two discrete distributions. I have been reading online and...

Feb2113 12:13 AM
ImaLooser

4 
992 
I have been trying to teach myself some category theory, and have been working through some proofs. I didn't...

Feb2013 11:39 PM
Jim Kata

0 
414 
Hey all I have what I assume to be a fairly vague question. I'm taking a programming class right now for MATLAB and...

Feb2013 04:32 AM
CompuChip

2 
1,020 
Hello my name is Andy I'm in highschool, and I have a bit of a confusion or lack of information. Ok so I have been...

Feb2013 03:28 AM
Simon Bridge

1 
672 
Hello PF
This might be a fairly simple question to most of you, but I was given this problem (don't worry, I...

Feb2013 01:47 AM
ImaLooser

2 
2,007 
I know that there are many websites that explain Pearson's chisquare test, but they all leave the same questions...

Feb1913 07:58 AM
nomadreid

4 
1,107 
Hi all,
Just checking my answer in the following problem. Suppose 100 women with a probabilty P of getting pregnant...

Feb1913 05:36 AM
Stellaferox

0 
430 
Hello,
How would you/or is it possible to combine two transitional probability matrices?
Say for example I...

Feb1813 08:07 PM
chiro

65 
8,758 
Let's say that I'm playing a card game with 3 friends. The game involves a full deck of regular playing cards (52...

Feb1813 04:35 PM
awkward

2 
776 
The page are under the attachment.
How to solve the Harry drives crosscountry problem without technical symbol but...

Feb1713 12:28 PM
Alan Lui

0 
807 
Given a sample of a normally distributed population, then the sample variance ≈the population variance divided by the...

Feb1513 07:55 AM
nomadreid

5 
884 
I realize you can transform the data in many ways, but I really can't find a method to solve this particular scenario...

Feb1513 06:04 AM
ssd

6 
1,225 
I'm putting together a lab report and my result is off from the known value by 1.43 σ. According to the error...

Feb1513 05:49 AM
ssd

6 
637 
I've seen in some probability theory books that the classical definition of probability is a probability measure, it...

Feb1413 12:25 PM
ssd

8 
1,274 
##S = \bigcup _{i=1}^{∞}\left\{{0,1}\right\}^i ##
methinks yes because:
##S = \bigcup...

Feb1313 10:46 PM
Bachelier

6 
882 
See attachment for the question.

∀x ∈ D, if P(x) then Q(x). this means ∀x P(x) > Q(x).
all you...

Feb1313 09:01 PM
persian52

5 
1,149 