# All Questions

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45 views

### Filter for questions for review

I received the requests for reviewing the questions. Among them there are questions related to machine learning which I have not any knowledge. Is there any way (for example, modify my profile) such ...
160 views

### How to deal with paralysed questions where the Original Poster is inactive?

Example case The following question "Unable to resolve the following parameters:" jags error for Latent Class Model is a question that is more than two years old now. It has just been ...
83 views

### Modifying the title of duplicate questions

This question was recently closed as duplicate. I agree with this, but the title is now the title of the older question which is more restrictive than that of the new one (the old one is about two ...
145 views

### What to do with a question which is a duplicate of a question on Math SE

This question What is a distribution over functions? is a duplicate of https://math.stackexchange.com/questions/2297424/extending-a-distribution-over-samples-to-a-distribution-over-functions but I ...
143 views

### How can I figure out why my reviewer privileges were revoked and how can I get them back?

This question concerns me personally, but some parts of it might also be of general interest. During the last week or so, I had been regularly reviewing first posts and late answers. Yesterday @gung ...
86 views

### Any evidence-based arguments in favor of the “comments are not for extended discussion” policy?

The SE universe has a "comments are not for extended discussion" policy, with the effect that if such an extended discussion occurs, moderators intervene and "move the discussion to chat". I am a ...
74 views

### I can't find the place to ask my question

I have a question about my Cross Validated post: I have a question I want to ask but I can't find the appropriate place to ask it Is this a statistics question or something else? What tags should ...
49 views

### Improve closure-to-migrate voting

We often get questions that focus on how to do something using R (or Python, rarely SAS, MS Excel or others), with little to no statistical content. Such questions are off-topic and should be closed. ...
59 views

### Which image file formats can be embedded in posts on Cross Validated?

The question is in the title: which different image/animation file formats can be embedded here? I have searched around without finding any list of formats.
115 views

### (How) can I make an on-topic question from this?

I posted this question on Software Recommendations. As it is getting no response, I think that I might try to make a meaningful chart for my friend, in Excel . Actually, I would prefer someone else ...
107 views

### Do we really want a tag for Javascript?

We have a tag javascript (16 questions, 4 are closed). It was created in 2011. I saw it prop up again in the active questions feed earlier today. No question is tagged only with javascript, and it ...
195 views

### What should we do with HW questions where the person says “I have no idea how to start”?

Our guidelines for homework question say to use the self-study tag and tell what you've tried. But what about when a person says, "I have no idea where to start?" Should such questions be closed? ...
135 views

### Is it allowed to ask questions again if they did not get an answer last time

I asked this question at least 3 months ago: "Is there an intuitive understanding of the Halmos-Savage Theorem?" It's received two upvotes, but few views, and no answers or comments.
299 views

### I get surges of upvotes, and they are lumpy in time. Is this because the site is surfacing my questions all at once, or do I have a stalker/superfan?

Question is in the title. This morning I wake up to 40 more points, on various questions that I had asked since I started using this site years ago. Yesterday I had something similar. Is the site's ...
135 views

### Should I ask this mathematical statistics question here or on math.se?

I would like to ask the following question: if $M$ is a $m\times n$ constant matrix and $\eta\sim\mathcal{N}(0,I)$, then does \mathbf{E}_{\eta\sim\mathcal{N}}\left[\frac{\lVert M\eta\rVert}{\...
109 views

Again posts can linger for too long (days) in the review queues without resolution. Now not because the queues are long, they are short so people forgot to visit them. See my former question long ...
102 views

### What to do with a question which asks about R packages and how to fit RBF networks

This question How to fit a RBF network in R? asks an off-topic question (which R package to use to fit RBF networks) and a question which, while on-topic, is very likely a duplicate. Should I close ...
151 views

### Where is our canonical answer to questions about normality of residuals and inference?

We get questions about the normality of residuals from models, e.g., Dependent variable - bimodal? Often, as in this example, it turns out that the OP wants to perform inference on model parameters ...
676 views

### Cross Validated's updated site theme is ready for testing!

As part of implementing the new unified themes across the network, we're gradually rolling out updated site themes for each site. As of today, we have enabled your updated site theme for testing. If ...
176 views

### What to do when an on-topic question has already been posted on another SE site?

The question, Properties of MLE (minimal sufficient and complete) on a restricted parameter space was, per the comment, already posted on the math site. Moreover, people have been voting to close it (...
343 views

### Can we somehow fast-track the achievements that are necessary to get particular people more administrative rights?

A gold tag badge requires 1000 votes in at least 200 posts. Could we not fast-track the rights that relate to such badges? The current rate at which people (especially non-moderators) acquire these ...
267 views

### Mentioning commercial/freemium product that I developed in my answers

I am an expert on the topic and answered a set of questions. I am wondering if it is OK to mention the solver that I develop given that it is commercial but has freemium plans. All my answers are ...
152 views

### Should we have a canonical question about coincidences?

Right now, this question is marked for closing as a duplicate of this one. Yet the titles and subjects are totally different at first glance - and someone searching for something similar will have ...
102 views

### Convert our canonical neural network threads to community wiki?

We have at the present two threads on canonical solutions to common neural network pitfalls, thanks to initiative of @Sycorax and @DeltaIV: What should I do when my neural network doesn't learn? ...
106 views

### Reviewing suggested edits for questions on hold, when they don't address the main problem

When I'm reviewing suggested edits, I occasionally encounter suggestions for questions that are on hold. These suggestions tend to tidy the question up a bit, fixing a bit of grammar and formatting. I ...
485 views

### Is there a generic question to which we can redirect questions of the type “why does my neural network not generalize well?”

Thanks to Sycorax, we have an excellent question which can be used to close as duplicate (most of) those questions about neural networks which can't overfit the training set: What should I do when my ...
66 views

### Is there a way to contact a specific moderator directly?

DISCLAIMER: This isn’t about any moderator decision directly regarding me (I don’t think I was ever subject to a direct moderator decision, or if I was, I forgot :-) As for the title, I’d like to ...
206 views

### Is optimization off-topic?

I came across this thread today. Why not use the third derivative? It has a very good discussion both in the comments and in the answers, yet it was closed as off-topic because it is about ...
480 views

I find that many questions go unanswered for lack of a great answer. That applies to both CV and here on CV meta. Whether this is due to brain drain, or a flood new users, or perfectionism, is hard to ...
259 views

### Is there a difference between the mission statement of this site and the direction the site has taken? [closed]

The mission statement of this site includes the sentence "With your help, we are working together to build a library of detailed answers to every question about statistics." In particular, there ...
36 views

I'm interested in general suggestions/discussions about how to answer questions that are requesting advice on how to perform an (arguably) ill-advised statistical practice. There are various degrees ...
133 views

### When closing old unanswered but upvoted questions, consider downvoting down to zero (right?)

Some of us are actively scavenging old questions and voting to close some of them as off-topic or unclear. This is great. If such a question has zero score, then it will be automatically deleted ...
101 views

### Answer in question marked as duplicate is superior

The following question (let's call it A) Unequal sample size one way ANOVA has an accepted, upvoted answer. It is also marked as a duplicate of the newer question (B) Unequal Sample Sizes One-Way ...
119 views

### How are we doing on the “Repository of Knowledge” front?

One of the acknowledged and shared long-term objectives of CV and of other .SE Q&A sites appears to be the creation of an on-line high-quality "Repository of Knowledge" (RoK). While "quality" ...
35 views

### How do I see my deleted answers?

It's happened a few times that I recall writing an answer on a topic but can't find it later. I think it happens when the question was deleted -- for example, if the answer has score 0 and the user ...
189 views

### What to do about long review queues?

There are now often very long review queues, especially the close vote queue. Accumulating the necessary 5 close votes typically takes more than 24 hours, often twice as long. What can be done? Over ...
204 views

### What can we do about the “What kind of distribution is this?” questions?

There are many questions with near identical names about 'recognizing a distribution', for example: What kind of distribution is figure 2 in this study? What kind of distribution is this via t-...
129 views

### How should I flag (or otherwise deal with) questions that have not been clarified after comments were left?

This is a problem I encounter relatively frequently when trying to tidy up the unanswered questions list. Let's take this case as an example: What do my residuals say about my data? The OP posted a ...
128 views

### Question is getting close votes, even after I added the requested clarification

This post has gotten 4 close votes. I think the question is pretty clear, about the nature of AIC as model selection criteria for time series. A commenter requested that I include the code, and I ...
51 views

### Is this question in the reopen queue and if not, why not?

This question was edited while being on hold by me. This should have pushed it to the reopen queue. However, this does not seem to be the case: A reopen review task does not appear in its timeline – ...
114 views

### How can I find questions where I and another user interacted?

I would like to find a post showing an interaction between me and another user, probably under the form of me (or him) asking a question, and he (or me) providing an answer, which would be the easy ...
214 views

### Is the datascience SE harming CV's answer rate?

Following up on this question: We have a very large & widening gap between questions and answers. How do we fix it? Where one of the suggestions was: We need more answers, and therefore ...
215 views

### Are you allowed to edit an answer that you disagree with?

In this answer of mine there is a disagreement with another user over the validity of my answer. In response to the user's comment, I edited my answer to provide an explanation of why they were wrong ...
171 views

### Why is “kjetil b halvorsen” bumping up old and closed questions?

Our active statistican kjetil b halvorsen is consistently modifying old questions by adding/removing tags. This closed question is an example. The bumped questions ...
39 views

### Should we have a “stratified-sampling” tag?

We currently have 279 questions containing "stratified sampling", and 84 questions containing ""stratified sampling"" (the phrase, including quotation marks). Would it make sense to start tagging ...
61 views

### Tag proposal: Fun (explicit category for fun posts)

A recent meta question suggested closing a popular question soliciting statistical cartoons as being out-of-scope on the site. It is clear that this post does not fall into the written scope of the ...
67 views

### How to edit my question on RBF kernel in Python so that it gets reopened?

Can someone advise on how to rephrase this question to be acceptable? How to tune gamma parameter of precomputed RBF kernel in Python using gridsearchCV and pipeline?
86 views

### Issue with locked question

This locked question "exists because it has historical significance, but it is not considered a good, on-topic question for this site, so please do not use it as evidence that you can ask similar ...