Questions tagged [discussion]

The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.

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Is this platform losing significance?

In a discussion with an ex-user of the platform, I noticed how some policies of the platform are too harsh, and hence users do not have a pleasant experience, especially for those who are new to ...
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  • 447
1 vote
1 answer
96 views

delete post please

I would like that my post Consecutive steps to get the posterior of parameters : 1) determine fiducials, 2) Fisher information's formalism, 3) Validation with MCMC estimation to be deleted please. ...
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  • 1
4 votes
3 answers
165 views

When should an answer be given as opposed to just giving a hint

It's my impression that on this site (and https://math.stackexchange.com/) that many times questions aren't answered but just hints in the comments are given. (This is different on https://...
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  • 2,198
7 votes
1 answer
124 views

How to ask a good [references] question?

It's very common for users to want to find references about a specific topic in machine learning, statistics, or probability. Often, these questions start from a place where the user doesn't know what ...
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30 votes
1 answer
300 views

My upvoting policy

Some time ago I decided to employ a policy for upvoting the questions: When I answer the question, it means that it was worth answering, so I automatically upvote it. There are some minor exceptions ...
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  • 115k
10 votes
2 answers
147 views

Using personal data for reproducible examples

Recently someone posted a few questions that contain an extract of what appears to health-related data: here, here and all their questions so far actually. It's only 10 data points but it seems to ...
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  • 2,576
10 votes
1 answer
165 views

Why does the “programming” closure message not mention Stack Overflow?

When we close questions that appear to be about programming, a message appears that links to Open Data or to a CV Meta post about software support. Not mentioning Stack Overflow seems like a gigantic ...
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  • 31.9k
14 votes
1 answer
119 views

Tag *random* very non-specific

The tag random (without wiki) seems to be used for a lot of different things, like random factors, random variables, ... Probably a lot should be retagged, and the rest changed (by a synonym) to tag ...
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4 votes
1 answer
89 views

Indenting code snippets?

A moderator edited one of my answers, but just to add indent the whole thing. See https://stats.stackexchange.com/a/22574/5503 This seems to be a pointless edit: if that kind of indent is desirable ...
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  • 1,827
7 votes
1 answer
103 views

Is this question appropriate - Is it necessary to report on the step-by-step results from a model-building process?

I would like to ask a question on CrossValidated about statistics reporting, rather than statistical analysis itself. The question is: Is it necessary to report on the step-by-step results from a ...
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  • 61
19 votes
3 answers
224 views

What to do about obsolete, or out-of-date questions, specifically this one about neural networks?

Some questions have answers which are obsolete, or outdated. One prominent example is How to choose the number of hidden layers and nodes in a feedforward neural network? This question has an answer ...
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  • 79.4k
-3 votes
2 answers
79 views

New tag [tag:probability-limit-theorems]

Created just now probability-limit-theorems I just copied from here: https://math.stackexchange.com/tags/probability-limit-theorems/info What do you think?
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  • 2,176
6 votes
0 answers
69 views

2021: a year in moderation

As we say goodbye to the old year and welcome the new one, we have a tradition of sharing moderation stats for the preceding calendar year. As most of you here are aware, sites on the Stack Exchange ...
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16 votes
0 answers
118 views

Big Thank You for All Your Help!

I have just finished self-studying my way through Mathematical Statistics with Applications, 5th Ed., by Wackerly, Mendenhall, and Scheaffer. I read every word, and solved every problem (well over 1k)....
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7 votes
1 answer
73 views

How should reviewers handle questions with awful formatting? [duplicate]

From time to time when reviewing questions I stumble upon posts that are terribly formatted. Here is a good recent example (note the screenshot with almost invisible text): transformation ...
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12 votes
1 answer
179 views

Is having equations in LaTeX preferable to images and if so, is it desireable to convert them in others' questions?

Is it preferable to have equations in LaTeX format instead of images, and if so, is it a desideratum to convert images to LaTeX when possible? I have been going through some older questions and ...
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  • 3,192
2 votes
1 answer
57 views

Where can I ask how to use a specific hypothesis test in R?

I'd like to know where on Stack Exchange I should ask about how to use a specific hypothesis test on R and where to ask if my code tests do what I would like to without theoretical foundation.
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0 votes
0 answers
57 views

Why did my post closed due to code programming?

I made few posts where I was not sure about how to use a specific hypotesis testing on R and my post has got closed but I've seen a lot of post regarding about some error output error and they haven't ...
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4 votes
0 answers
75 views

Why are questions about "portfolio optimization" considered offtopic?

I noticed a trend where questions about portfolio weight estimation and optimization tend to either be suggested for transferring over to quant SE, or even closed as off-topic. Here are a few examples:...
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9 votes
1 answer
63 views

Usage permission and citation text for figures on CrossValidated

I would like to use the figure in this post showing the geometry of the correlation coefficients. I am currently writing a book and would like to include this figure. How do I obtain permission to ...
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-7 votes
3 answers
238 views

Answering a question other than the one that is asked

There are a few topics on this site (unbalanced data, up-weighting, accuracy, F1 score, precision/recall etc) that whenever a user asks a question regarding one of these methods/metrics, a few high ...
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  • 1,408
4 votes
0 answers
47 views

Dear gods, is there any way to roll back the Ux on the user pages? [closed]

Apparently the new UX design stresses less information on the page, and more scrolling around looking for it. I suspect this is a decision driven by the type of corporate mindset that assumes a Ux ...
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  • 26.6k
8 votes
1 answer
80 views

Is it appropriate to ask about plotting/graphing/visualizing data here?

I would like to ask for advice about plotting a growth curve model, preferably using SAS, SPSS or Excel. Is that an appropriate question for CrossValidated?
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  • 61
2 votes
1 answer
34 views

New tag: "multi-classification"?

We have a tag classification, which covers the more basic situation of two classes, but also that of multiple classes. The tag wiki is taken from Wikipedia: Statistical classification is the problem ...
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6 votes
2 answers
119 views

Where can I ask for tools?

Where can I ask for tools useful for high school level statistics? Currently I am looking for something that can visualize standard deviation and compare two distributions with each other (with some &...
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  • 131
7 votes
0 answers
251 views

Marking question as "unfocused" without feedback isn't helpful

My question was closed as "unfocused". At the same time it didn't receive any kind of feedback to describe what is unfocused about it. That's while the question has a specific and focused ...
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-8 votes
3 answers
342 views

Problem with moderators trying to keep my question closed

I respect the moderators in general but this time their behaviour is just super weird to me. Please read these 2 links nn.embedding similar general purpose for float values how nn.Embedding algorithm ...
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14 votes
4 answers
261 views

Unpinning the accepted answer from the top of the list of answers on CV

See the relevant thread at Meta.SE. As of Sep 8, answers on SO are sorted differently than before: previously, accepted answers were always shown first, but now, answers are strictly sorted by votes. ...
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7 votes
1 answer
136 views

Improve [hypothesis-testing] tag excerpt and description

The current tag except (and description) of hypothesis-testing reads Hypothesis testing assesses whether data are inconsistent with a given hypothesis rather than being an effect of random ...
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1 vote
0 answers
47 views

On posting questions concerning proofs of results in machine learning, theoretical statistics, and statistical learning theory papers

Context. From my experiences with this site, I've noticed standard proofs in statistics and probability theory, generally on foundational, textbook topics, tend to get answered and dealt with ...
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  • 2,206
16 votes
3 answers
285 views

What (if anything) should we do about user profiles for users who have passed away?

I recently learned from another user that one of our high-ranking users, Michael R. Chernick, passed away earlier this year (see obituary here). His profile page remains as he left it when he was ...
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  • 96.8k
15 votes
0 answers
384 views

Request for information on top users --- name, profession, institution, title

SE users, Request for information on top users --- name, profession, institution, title I am currently writing an academic paper on statistics education using CV.SE, which is expected to be published ...
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  • 96.8k
7 votes
0 answers
151 views

Should questions about the statistics profession be added to the scope of CV?

I noticed that a recent question about the statistics profession was closed as off-topic. It clearly does not fall within the listed topics on our help pages so I have no objection to the moderating ...
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  • 96.8k
10 votes
1 answer
269 views

Do you say "thank you" to commenters who solve your problem?

I have this question of etiquette. I was wondering if at the end of a discussion in the comment section a question, once my doubt has been clarified, should I add a final comment thanking the person ...
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  • 71
-8 votes
1 answer
179 views

Why can some people close others answer

So , it has been quite some time i started using this platform , and I was just looking at few questions that showed " this question is not accepting any answers " which means it must have ...
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  • 447
1 vote
0 answers
68 views

Should conciseness be a part of the "How do I ask a good question?" guide?

I've noticed that questions that are as concise as possible without sacrificing clarity get more attention. More specifically, questions that avoid repeating information, avoid adding unnecessary ...
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  • 3,026
-1 votes
1 answer
217 views

Why is it difficult to get help here

I am Simran, I have been studying for a govt exam with statistics as optional (which is rarely opted by students ) , due to which there isn't any good professional coaching available , I have been ...
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  • 447
0 votes
0 answers
145 views

Community conscious on viewing hot questions from artificial intelligence and data sciences stack exchange

It is a well-known fact that overlap is high between the three sites: Artificial Intelligence, data sciences, cross validated. If we go through the meta-questions of individual sites, we can also find ...
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  • 203
-5 votes
1 answer
97 views

Could we change the title of this sub-stack, as well as the image which seems to hype a five-fold cross-validation strategy?

Validation is not inherently tied to repetition over folds. Considering the hundreds of "unanswered" questions tagged with [cross-validation] (meaning no answer is either up-voted or ...
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6 votes
13 answers
319 views

Community Ads for 2021

September update: Community Ads are now live network-wide. All ads with a score of 6 or higher, or with a score of 4 or higher and no downvotes will be displayed (except for any that have a note from ...
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  • 101
12 votes
1 answer
125 views

Fix a typo in [restricted-boltzman-machine] (RBM) tag

There is a typo in the restricted-boltzman-machine tag. Boltzmann is spelled with a double n but the tag currently has a single n. From this Meta post I got the impression the moderators can fix typos ...
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11 votes
3 answers
728 views

3-vote close - how's it going?

UPDATE: While the testing period has ended, this change has been well-received by the community so we have opted to not reset the votes needed to close/reopen to 5 while we look at data. Please let me ...
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  • 101
10 votes
3 answers
397 views

Deleting self-study questions after asking?

What is (or should be) the policy on deleting self-study questions after getting help? Context. This question is prompted by whuber's remark on someone's self-study question: How would this Markov ...
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5 votes
1 answer
125 views

How to make the question about the relation between statistics and set theory clearer?

Question in question: Is there any relation between intersection in set theory and correlation in statistics? It is closed as lacking details or clarity. According to one mod, the question "might ...
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  • 277
4 votes
1 answer
180 views

Why has the following question been determined to be a self-study question which violates self-study policy?

I did not originally ask the question below that was closed, but would appreciate some clarity so I can better understand SE Q&A policies. The generic reason given for closure was that it was off-...
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  • 2,206
-2 votes
1 answer
86 views

what's the error in posting this question although it is statistics based?

I have a question about my Cross Validated post: Diagnostic Plots Doubt
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1 vote
0 answers
45 views

Nice $\LaTeX$ font for including function names or package names in questions [duplicate]

I have seen some nice $\LaTeX$ font for including function names or package names in questions. I cannot find any of them now and am looking for the name of the $\LaTeX$ font. This is probably not the ...
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6 votes
1 answer
131 views

Normalizing Flow ? Can somebody who knows about that write a tag wiki?

Question in title: normalizing-flow needs a tag wiki ...
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3 votes
1 answer
99 views

Does this question belong here or ELL?

I have the question below. I think it is more about statistics than English. Thus, it would belong here. However, one might argue that it has too little statistical substance to merit posting here, ...
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  • 277
2 votes
1 answer
51 views

Question closed as duplicate of a totally different question

My question was closed as a duplicate of another question. I was asking for a formula, if any, to compute accuracy for a logistic regression without using a separate test set. For instance (I am just ...
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