All Questions

32 views

Printing page Win 8.1 https://stats.meta.stackexchange.com/questions/ask [on hold]

How do I print entire question with all answers here: Conjugate prior, unclear definition
48 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? ...
53 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.
119 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 ...
92 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}{\...
79 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 ...
74 views

On a bad day, I deleted my account due to a disagreement with moderators. Can I have a post reinstated now that I have recovered my account

On a bad day, I deleted my account due to a disagreement with moderators. Can I have a post reinstated now that I have recovered my account (being in a much better mood)? The link to my post was/is ...
93 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 ...
146 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 ...
482 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 ...
172 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 (...
330 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 ...
245 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 ...
141 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 ...
96 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? ...
94 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 ...
166 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 ...
61 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 ...
193 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 ...
368 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 ...
240 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 ...
31 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 ...
120 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 ...
92 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 ...
117 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" ...
34 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 ...
182 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 ...
197 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-...
117 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 ...
125 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 ...
47 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 – ...
106 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 ...
189 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 ...
206 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 ...
150 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 ...
37 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 ...
58 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 ...
63 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?
85 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 ...
120 views

Shouldn't up-voting be much more limited, at least for answers in very hot topics?

This topic is motivated from this question: Why is leave-one-out cross-validation (LOOCV) variance about the mean estimate for error high? The top answer starts with Oct 2015. My original answer ...
113 views

Finding question with an interesting comment about ReLU activation functions?

A few months ago, I read an interesting comment by user shimao to a question, which linked to a YouTube video where some lecturer (a mathematician, I think) showed how ReLU activations don't solve the ...
142 views

What is considered an “unanswered question” in Stack Exchange?

I noted the discussion recently about the high proportion of unanswered questions here on CV and decided to try to answer some. So, I clicked on the "Unanswered" button but, rather than start at the ...
441 views

“Help I have some data and need to analyse it what do I dooo?”

I have been on this stackexchange long enough now to see there is quite a lot of questions along the lines of: Help, I'm a data science intern/amateur statistician and I've been given a load of ...
275 views

Favorite “data analysis” cartoon question should be closed

This question What is your favorite "data analysis" cartoon? Should really be closed, as it's sending a negative signal about what is allowed on the site, per the comment: According to ...
104 views

Why are some questions locked by the Community user?

This is in a way a followup on We have a very large & widening gap between questions and answers. How do we fix it?. As a response to that, I am trying to downvote/close some old post we probably ...
807 views

We have a very large & widening gap between questions and answers. How do we fix it?

Cross-validated is a question-and-answer site. I think it's worthwhile to ask "How well does this website serve people who ask (on-topic, answerable) questions?" To answer this question in a ...
118 views

Today I've seen a specific user comment on multiple threads that the target of a close-as-duplicate is not accepted, and therefore one cannot vote to close as a duplicate with the target thread as the ...
146 views

How often do you “skip” on closing a question and why do you do so?

When deciding whether to close a question, one option is to skip - which is like abstaining. How often do you do this? Why do you do so? And, as another question, what happens when people skip?