Cross Validated

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For questions regarding the nature of a "question" on Cross Validated; e.g. how to ask, whether specific questions are appropriate, etc.

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46
votes
3answers
3k views

How to ask a “good” question on CrossValidated?

Background First of all please note that I have been a user on SE sites for over two years now; more than 20 months on CV. While active on StackOverflow and Sports.SE I never quite managed to get ...
45
votes
19answers
2k views

Top $k$ List of Reasons to Close a Question Immediately

This is intended to be a "humorous and friendly thread on how to ask a horrible question" (amoeba) which can help new users understand how to write good questions. We hope you will ...
19
votes
2answers
359 views

What is and what should be our policy on making questions community wiki?

This recent question has just been converted into a community wiki (CW): When (if ever) is a frequentist approach substantively better than a Bayesian? I understand that the idea behind converting ...
9
votes
2answers
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 ...
10
votes
3answers
233 views

What to do when the original question is transformed considerably after getting clarification?

I know that deleting one's own question is not encouraged on this site but I'm curious about this situation. This question prompted this inquiry. This began as a simple question about how to interpret ...
33
votes
3answers
4k views

What's the best way to answer “my neural network doesn't work, please fix” questions?

I've observed that we tend to get a number of questions in the vein of "I'm training a neural network and the model is not effective (for some definition of effective). Please help me fix it.&...
12
votes
2answers
698 views

Incoming… Machine Learning Questions

There has been strong support to officially merge Machine Learning with Cross Validated. Later this week, we will be migrating questions from the Machine Learning and making it an official part of ...
7
votes
1answer
670 views

Questions asking to check answers to end-of-chapter exercises. Appropriate or not?

I like to answer end-of-chapter exercises in various econometrics textbooks. Most of the time, there's no solution manual for me to check my answers. I wonder if it is appropriate for me to post such ...
6
votes
10answers
258 views

What are the guidelines for writing good questions (and titles)?

It seems like a few of my questions have had their titles edited, either to add in capitalization, or to take it out (I've not yet seen both on the same question, though ;). I'm not sure if my title ...
13
votes
1answer
152 views

What ways do you use to decide a question is 'good'?

I just got a reminder (while upvoting an answer) that I hadn't upvoted a question in a while. As it turned out, I had explicitly chosen to go to that particular question with the intent of upvoting ...
15
votes
2answers
251 views

Is there a polite /accepted way of “bumping” up questions?

As the question title says, I was wondering if there is a good or accepted way of "bumping" old and unanswered questions to show up again on the questions list?
15
votes
2answers
439 views

A difficulty with self-study-like questions of the form “Is this correct?”

I've seen a spate of questions of a form more or less along the lines of "Is this working correct?" just lately. While this is good from the point of view that the poster is clearly making a proper ...
1
vote
0answers
69 views

How to improve the following question

A new user asked this question: Neural Network for Foreign Exchange Prediction In my opinion it's quite good as a first question, but it's hard to answer. I'd like the help the OP improve it. ...
6
votes
2answers
526 views

Why do people downvote old questions and answers?

This applies to many of us who have been members of this site for many years. Some of my old questions and answers get reviewed periodically. This is fine. Members have a right to upvote or ...
20
votes
2answers
457 views

How should we celebrate reaching 100,000 questions?

We currently have over 99,000 questions asked. I think we should celebrate when we reach the 100,000 mark.
17
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2answers
182 views

Are Software Recommendation Questions Off-Topic for this website?

I have the following question: What software(s) would I need and how would I have to use them to create a box plot for data for which I only know the 95% confidence interval and mean? that I ...
13
votes
2answers
190 views

Is there an ideal time of day to ask new questions?

Or more specifically, is there a peak time of day when a greater proportion of newly posted questions tend to get answered? When are the experts online and actively answering? And conversely, are ...
10
votes
1answer
202 views

Aside from a bounty how can I give incentive to users to answer my question?

Aside from a bounty how can I give incentive to users to answer my question? I know there is this new bounty feature, but I was wondering if there are other ways too.
6
votes
4answers
558 views

What are your thoughts on users who ask too many questions?

It seems that some folks are asking large amounts of questions. I remember seeing one fellow ask over 10 questions in an hour! This is getting outrageous, should we introduce a limit on the maximum ...
4
votes
2answers
218 views

Why was my question deleted if It was not even on hold nor closed?

This was my question https://stats.stackexchange.com/questions/374062/least-square-estimators-for-beta-0-and-beta-1-and-uncorrelated-relation-b I am surprised that was deleted because there is ...
19
votes
2answers
538 views

A beautiful answer to a question that changed

Background: I have, in my own biased opinion, an amazing and beautiful answer that was given to a question that was changed so that the answer was eventually made irrelevant. For the original ...
12
votes
2answers
139 views

What to do about very different questions with very similar answers?

I have noticed several times that some questions are flagged by some as "duplicate" questions when the questions appear very different but have similar answers. The questions are asking about very ...
12
votes
3answers
315 views

Question about answering a self-study question

In Paired t-test or Independent t-test @Damien asks about paired vs. independent t-tests. Two commenters have asked him to say more, but I don't see how he can, given his level of evident confusion. I ...
9
votes
1answer
143 views

What should the description for our general chat room be?

Our general chat room is Ten fold. We sometimes describe it as being, "just for gossip and grumbles". People occasionally ask substantive statistics or machine learning questions there, and we often ...
7
votes
2answers
140 views

Are questions about terminology off topic?

I just discovered this site, and I had a question that has been bugging me for a while. My question isn't so much about a concept as it is about terminology, so I thought I'd check whether this kind ...
6
votes
1answer
130 views

Question about recommended readings

I am trying to do a community talk about hypothesis testing and want to focus on significance testing and p-values in particular. They have been a bit in the news as well recently (with some journal ...
4
votes
1answer
168 views

Can questions be asked on more than one Stack Exchange site?

No one likes duplicate questions, but I'm considering posting a question about information theory. It would be well-suited to both Cross Validated AND Cryptography. I'd be interested in the opinions ...
2
votes
1answer
202 views

Can we help with multiple choice homework without violating site policy?

I recently answered a multiple choice question on CV and although the OP did not label it homework it obviously was. Should we try to give hints? I had a hard time finding a way to suggest an answer ...
-1
votes
3answers
278 views

Let's curate “What's a real-world example of “overfitting”?”

The following question was recently asked on the main site, and quickly showed up on Hot Network Questions and gained many views. What's a real-world example of "overfitting"? Let's work ...