# All Questions

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19 views

### FAQ: How to search Crossvalidated [duplicate]

How to do effective search on Crossvalidated? Or, specific advice for how to search the web for statistics or machine learning? The intention is to make a FAQ-style question, for layout we could ...
49 views

### Tag [tag:image-segmentation] what is this?

Please, can somebody who follows image-segmentation or otherwise know what it is, write a tag wiki?
59 views

### Why is stats.stackexchange.com called Cross Validated, not Statistics Stack Exchange? [duplicate]

According to the Wikipedia page for "Cross Validation" : Cross-validation, sometimes called rotation estimation or out-of-sample testing, is any of various similar model validation ...
277 views

### I asked a question, got no answer, then worked it out and published it in a paper (not as the main result). Do I need to/should I cite the paper?

Bit of a weird question. A while ago I asked a question on Cross Validated and received no answers. I worked through the problem myself. This was part of some research I was doing which I then ...
223 views

### User changed display name to match a diamond moderator, high-rep user in the community

I just saw this and, since I'm not accusing anyone, I'm curious if deliberately changing username to match the username of a diamond moderator is within the rules of Stack Exchange.
98 views

I for one posted several links (PDF or HTML files) in several answers of mine or in comments, and it appears that many are just dead. I can fix some of them here and there, but I wonder: Shall we just ...
51 views

### Copyright: Can we copy an image from an article and paste it into our questions / answers emphasising it belongs to the paper? [duplicate]

It may be a silly question but I was about to use an image from an article in order to support my post (citing the article / authors), but I don't know if is there some kind of copyright infringement ...
50 views

### Are closed questions eventually deleted?

I asked a question about a derivation once, and someone supplied an answer to it. Soon after, the question was closed, however, but I was still discussing and referring to that person's answer there. ...
61 views

### Seeking guidance for ny questions that didn't receive a response

I wonder if there is a way that members could review a question to make it more answerable? I know that this is done to some extent already, but for my question (How to construct panel regression with ...
93 views

### wald-estimator tag: What is it?

What is Wald estimator? the tag wald-estimator has no wiki and unclear use, is it just a synonym for wald test, or something else? (some of the use should be retagged to wald-test.)
117 views

### Are privileges lost if reputations fall (below threshold) because of awarding bounty?

Since privileges are obtained after crossing respective thresholds, I was wondering do they also get taken away if reputations fall back, especially after awarding bounty, to a level below the ...
322 views

### 2020 Community Moderator Election Results

Cross Validated's fifth moderator election has come to a close, the votes have been tallied and the two new moderators are: They'll be joining the existing crew shortly—please thank them for ...
131 views

### Answering old stackoverflow question that is of interest to Cross Validated

I recently came across the following question on Stackoverflow (after getting stuck on the same issue independently): https://stackoverflow.com/questions/60439187/why-grpreg-library-and-gglasso-...
57 views

### What happens if a question is given 6 flags?

Does the question get transferred to the moderator or is it removed by the system itself?
40 views

### How can I vote for “Leave open” outside of the review queue?

Sometimes I stumble upon a question where some close votes already have been cast (but the question is not closed yet). How I can vote for "Leave Open" now ? I can not search for a specific ...
90 views

### Late answer in the review queue should be a comment

Going through the review queue I saw a late answer from a user that has 1 reputation. The answer should very much have been a comment, since it only pointed out a mistake the OP made in their ...
186 views

### Is there a preferred way to present R code?

I often find myself wondering about the best way to present R code, and output. The issue is in R itself, in the console, we will see this type of thing: ...
167 views

### Closing “software questions”

TL;DR: Recently, it seems to me like we have been a little trigger-happy about closing questions as "only about software/programming". I ask that we please ease off a bit. Our help page on ...
83 views

### How precisely does the election work?

I believe I understand how the nomination phase works. I would be very surprised if we had enough candidates to require a primary phase, so let's skip right ahead to the election phase. How precisely ...
193 views

### 2020 Community Moderator Election

The 2020 Community Moderator Election is now underway! Community moderator elections have three phases: Nomination phase Primary phase Election phase Most elections take between two and three weeks, ...
764 views

### 2020 Moderator Election Q&A - Questionnaire

In connection with the moderator elections, we are holding a Q&A thread for the candidates. Questions collected from an earlier thread have been compiled into this one, which shall now serve as ...
163 views

I have a question about my Cross Validated post: Central limit theorem over right skewed distributions The reason I am writing this post is because as much as I appreciate the stacked change platform ...
353 views

### 2020 Moderator Election Q&A - Question Collection

The purpose of this thread was to collect questions for the questionnaire. The questionnaire is now live, and you may find it here. Cross Validated is scheduled for an election next week, October 5, ...
68 views

### Could the “Statistical Anecdotes” thread be reopened as a Community Wiki?

I recently stumbled across the popular Most Famous Statisticians thread, which remains open as a Community Wiki. Some comments in the thread suggest that it was necessary to convert it to a Wiki to ...
119 views

### Review queue comments and edits on first posts

I have been using the review queue for the last couple of weeks. I have mostly been reviewing first posts. Often I will see a first post where the OP needs to give some more information before anyone ...
177 views

### I Request My Post is Re-Opened [closed]

My post is here: How can I test whether a single categorical variable significantly changes a linear regression model (0.05 level), without using the F test? I have written a very clear, short, ...
217 views

### Can we ask for an intuitive explanation on Machine Learning/Deep Learning topics?

Can we ask for an intuitive explanation of models, algorithms, and topics related to Machine Learning/Deep Learning topics? Like - Intuitive Explanation of "AutoEncoders" or "...
68 views

### Should we have some interactive games or tools about statistics and data science? If yes, Suggest game or tool ideas

In my opinion, such game should exist To learn basics of statistics and improve basic concepts. To improve site traffic. We can add those games beside the chat window, or as a sidebar beside main ...
70 views

### How can I reopen this question?

I have a question closed by a moderator. The close banner says This question needs to be more focused. It is not currently accepting answers. I'd like the question and I hope the question is ...
208 views

### What to do when an answer is wrong, but a comment box is too small?

Sometimes a user offers an Answer which can be proven false, but the proof doesn't fit in the comment box. Is there a best practice for pointing this out? (I'm explicitly not asking about differences ...
99 views

### Can we ask questions related to R Programming?

Questions related to programming/coding is mostly related to Stackoverflow. R is a programming language for statistical computing. Can we ask questions related to R-programming??
213 views

### Redirect questions to datascience.stackexchange.com?

I just came across this question: GPU vs TPU for convolutional neural networks (NLP), which seems more suited to datascience.stackexchange.com/ - than CrossValidated. Under "This question belongs ...
249 views

### Question closed, user asks it again

I made an interesting observation today. A user asked a question which was closed some time later, because the question needed more focus. As I scroll up, I see the same question being asked again ...
216 views

### Should we reduce the vote threshold for closing questions?

Currently, it takes 5 close votes from users with the vote-to-close privilege ($\ge3000$ reputation), or 1 vote from a moderator, to close a question. If the question is being closed as a duplicate ...
298 views

### I object to the closing of the following question

I see no other forum to raise this, so I'm raising it here. Question: Is there any consensus or literature on the proportion of font parameters within plots? I feel that this is a reasonable thing to ...
47 views

### Why was my flag declined while the question was closed for the flag reason?

I flagged this post as "needs details or clarity"; my flag was declined, while the question was closed as such. Am I missing something?
273 views

### Should trivial (bordering on (if not outright) ideological) edits to post be acceptable?

I don't intend this to be directed at the Mod and User in question, but this instance has me questioning what kinds of edits to posts are acceptable here. See this recent edit to a post of mine. It is:...
162 views

### Can we ask questions related to deep learning/AI?

This question appears to be off-topic because EITHER is not about statistics, machine learning, data analysis, data mining, or data visualization, OR it focuses on programming, debugging, or ...
230 views

### Has anyone else noticed a inflection point in their scores?

My activity on CV has not changed drastically over the past year or so, but I have noticed that lately, the past few months, I'm getting significantly more upvotes on my historical posts. Looking at ...
47 views

### Why can't I offer a bounty to this question?

I want to start a bounty again for this question (How do I perform an actual "posterior predictive check"?), since it hasn't received enough attention and no answer has been provided yet. ...
52 views

### Misunderstanding mark as duplicate question

My question1 has been marked "duplicate"2-4 and closed. I believe it's a misunderstanding, since the other question my question has been associated with is different. The other question asks why a ...
41 views

### Examples from http://www.tylervigen.com/spurious-correlations

I've found a site about "spurious correlations", namely: http://www.tylervigen.com/spurious-correlations Questions about examples (1 example -> 1 question) from the site are on topic?
115 views

### Is there a way to compile an ordered list of questions/answers that would form a tutorial for learning Statistics from scratch?

Is there a way to automatically compile a list of questions/answers ranked from easy to hard that would form a tutorial for learning Statistics from scratch? Currently SE is a Q&A site, but it ...
39 views

### Specificity of question vs near-duplicates?

Scenario In this question I ask for a solution that could be solved by selecting some distribution that satisfies some specified criteria and calculating the/a quantile position in python. For every ...
31 views

### “graph neural networks” tag?

We have tags for convolutionconv-neural-network and recurrent rnn networks, so I thought it might also be a good idea to have a graph-neural-network tag, since I've seen a fair number of such ...
316 views

Just now (but I have seen it earlier, and even clicked on it. It must be false) this ad appeared What to do?
52 views

### “Absolute value” tag

We have a number of questions on absolute values of random variables, e.g. Expected value of the absolute standardized t distribution (this is what motivates this question) What is the expectation of ...
112 views

### The “mixture” vs. the “compound-distributions” tags

TL;DR: I have added a tag wiki and an excerpt to compound-distributions. The excerpt notes that these are also known as "mixtures", but that that term also has other uses. I have included a warning ...