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10
votes
1answer
100 views

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

This question is triggered by @whuber converting this question into a community wiki (CW): When (if ever) is a frequentist approach substantively better than a Bayesian? I understand that the idea ...
3
votes
1answer
45 views

Where can we ask open ended questions about research?

I have been reading the paper Efficient Global Optimization of Expensive Black-Box Functions by Jones, et al. and they describe maximizing the expectation of a metric they created, called the ...
2
votes
2answers
28 views

Fixing typos and minimum change length

Fixing typos usually results in changing a character or very few. When trying to fix such typos (on other people questions), I get a message that the change is too short. I bypassed that problem by ...
14
votes
4answers
196 views

Help spread the wealth

[This post was inspired by this one] You may have noticed that I award the occasional bounty - I like to give one when I see a particularly good answer or a question I think should get an answer. ...
6
votes
1answer
87 views

Can I split reputation gained from a featured question?

I got points answering the following question: How to check for the distribution stability? As commented bellow the answer, a different answer that included the main points was answered a day before. ...
8
votes
4answers
164 views

How to decrease the number of unanswered questions?

On SO, the percentage of unanswered questions is 27%. On cross validated, 39%. On cross validated, there is a lot of unanswered questions. I suggest it is due to the high technical level required to ...
12
votes
1answer
209 views

A book using some of our content?

This post about making books was posted to meta.SE very recently. Of particular interest to me, though, was Monica Cellio's answer -- Mi Yodeya have made four books already, including one that had a ...
18
votes
1answer
267 views

What does the logo for CrossValidated represent?

I'm talking about this puppy: It kinda looks like a heat-map or correlogram, but I would expect the other diagonal to be picked out in green, were that the case. (My expectations may be flawed. :) ...
7
votes
0answers
56 views

A question is unclear, but resolving the “unclarity” is part of the answer [duplicate]

Interpretation of the variance of a slope is unclear because the OP seems to be confused by notation, and therefore the notation in the question is confusing. StatStudent pointed this out in the ...
-2
votes
2answers
72 views

How about letting a between-domain question be shared in multiple sites?

A couple of days a go, I asked a question which was related to statistics, math, machine learning and computer science. First I posted it in here, then when I didn't get what I was looking for, I ...
14
votes
3answers
284 views

Are plain “Welcome to our site” comments too chatty?

My reading of the various pieces of stackexchange-network information about comments and chattiness would suggest that "Welcome to our site" comments on their own (absent any other text such as being ...
15
votes
4answers
342 views

To what extent should the deletion by the OP of answered questions be acceptable?

[Edit: looks like the question is now undeleted; the principle of what should be okay remains] Those of you without the privilege to see deleted questions won't get anything out of the link, but here ...
11
votes
5answers
126 views

Community Promotion Ads - 2016

It's 2016 now, and we've made some changes to the sidebar size. As such, we can now restart the Community Promotion Ads for 2016! Keep in mind, we have updated some of the guidelines compared to ...
9
votes
1answer
206 views

Should we consider grandfathering old R (and other programming-heavy) posts?

I have noticed quite a lot of too-old-to-migrate software-heavy questions (mostly R, but not entirely) coming through the close review queue. They are often clearly off-topic by current standards ...
5
votes
1answer
72 views

Would this MO post on football squares be considered on-topic here?

I'm a moderator at MathOverflow. A user there suggested migration to Cross Validated of this post, http://mathoverflow.net/questions/228170/probability-same-football-square-wins-all-four-quarters, but ...
16
votes
3answers
326 views

Correlation between upvotes and effort

I am curious about your experiences regarding the relationship between time and effort spent on preparing an answer and the number of upvotes it receives. While I do not even have proper data for ...
18
votes
1answer
357 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 ...
3
votes
1answer
110 views

How is this question a dupe?

$\mathbb{E}[S_n]$, when $S_n$ takes $X_1+...+X_n$ or $Y_1+...+Y_n$? I don't think it is the same thing as: Why does $\mathbb{E}(\frac{X_1+...+X_n}{n})=\mathbb{E}(X)$? because the former involves ...
1
vote
2answers
66 views

Renaming convolution tag to conv-neural-network, or creating a new conv-neural-network tag

How about renaming the convolution tag to conv-neural-network, or creating a new [conv-neural-network] or [cnn] tag? Most ...
1
vote
0answers
41 views

Community promotion ad with books and references

We maintain list of web pages, tutorials and help forums about statistical software that has its own community promotion ad, in my opinion it is nice idea to explicitly provide such links. But maybe ...
10
votes
0answers
156 views

American Statistical Association Government Statistics Section Data Challenge

This is an announcement rather than a discussion entry. Stuff like that is definitely off-topic on the main site, and while I have reservations regarding the Meta, either, I'd still like to post this ...
6
votes
1answer
177 views

Is Cross Validated an appropriate place to ask advice on career development questions in statistics?

As far as I know there is no Stack Exchange site for discussing career decision questions 'in general' but it would be nice to have this for the field of methodology and statistics. Many people are ...
16
votes
2answers
243 views

Should Cross Validated participate in the 2015 “Winter Bash”?

For the fourth year running, the Stack Exchange team is organizing a "Winter Bash". Users earn "hats" for their gravatars by completing novel tasks (analogous to badges). Certain specific actions ...
10
votes
2answers
137 views

Do we need [basic-concepts] tag?

I am wondering if we need the basic-concepts tag (221 threads). It looks like an archetypal meta tag to me, and the SE policy is to not tolerate meta tags. We do have some particular exceptions to ...
6
votes
4answers
127 views

What is the optimal length & level of detail of tag wiki excerpts?

I find tag wiki excerpts extremely useful, much more so than full wikis (I doubt that many people ever come across full wikis because SE design buries them quite deep). When I write wiki excerpts I ...
10
votes
2answers
267 views

Why do Cross Validated and Math SE have different policies for homework questions?

Why is it that CrossValidated requires homework or the like to be tagged w/ self-study, but Math SE did away w/ homework tag a long time ago? Why don't the arguments for no more homework tag in Math ...
7
votes
1answer
92 views

Are [causality] and [causal-inference] tags the same?

There are two tags causality and causal-inference that seem identical or at least closely related -- aren't they? Reviewing the posts tagged by both tags shows that there is not much difference ...
5
votes
3answers
144 views

Should we do something with [wlln] tag?

I just noticed that there is wlln. Could you guess what does it stand for..? It has only 11 questions while the topic is pretty broad -- so I guess it is probably used less often than needed. Its name ...
5
votes
2answers
191 views

What's the best thing to do with the [student's-t] tag now?

I've been very slow about it, but in relation to this question: Issue with [students-t] tag, I have finally re-tagged them all (bar the last couple which I will take care of after a suitable interval ...
7
votes
1answer
162 views

Converting comment for simple question to answer - good practice?

Sometimes there are simple questions, often by newcomers, that could be answered by a one-liner (e.g. "What method to use for my data?"). In most such cases I provide a comment rather than answer ...
8
votes
1answer
186 views

Somebody has accidentally created [correlation-matrix] tag; what to do with it?

Somebody has just created correlation-matrix tag by posting this question: Is every correlation matrix positive definite? Previously this tag did not exist, but of course there is well over a hundred ...
13
votes
2answers
298 views

Editing Original Posts - Dos and Don'ts

At times less is more. In trying to solve some questions, or replicate results, it is common to deal with formating issues, particularly with datasets that can be presented in different ways, ...
10
votes
2answers
222 views

What should the “best practices” tag be for?

There is a best-practices tag which currently has no usage guidelines. Currently it mostly seems to be used on questions which are very broad, particularly where there might be multiple approaches ...
14
votes
1answer
228 views

Drive-by Questions - Should Answers Be Accepted by Proxy?

I have been answering questions from users with reputation 1, knowing fully well that chances for reward in points from up-votes, or acceptance of the answer, are low. In great part it is simply that ...
8
votes
1answer
108 views

Correcting authors' typos in excerpt from papers

In this question the correctly copied excerpt from the paper used reproduces a typo that would make the findings of the paper invalid. The correct simulation setting is found in the paper cited ...
12
votes
2answers
146 views

Stack Exchange site to ask questions about computer vision?

I am using machine learning techniques for computer vision. However, I am unsure of where to address my questions about computer vision. Sometimes the questions are about manipulating the image and ...
6
votes
0answers
99 views

Should all our good non-merged tag synonyms be merged?

Tags on SE can be made synonyms with or without merging. Non-merged synonyms have a bit of a weird behaviour. Take a look e.g. at books which is a synonym of references. If I search for [books], I ...
10
votes
1answer
135 views

How much effort is meant to be put in to reviewing a First Post?

This question is rather related to an earlier question by Chris C about "learning from other people's reviews, and somewhat related to my previous post on how best to use the review queue. I tend to ...
7
votes
2answers
124 views

What tag name do you prefer: [covariance-matrix] or [variance-covariance]?

I am used to calling this thing "covariance matrix" and only very rarely see and here it being called "variance-covariance matrix". However, our tag here is called variance-covariance. It used to ...
17
votes
1answer
201 views

Can any of the people involved in the migration of this question explain why?

This question was just migrated to stackoverflow (well, an hour ago). As far as I can see a great deal of it's pretty solidly on topic here. "What is this function called?" is not a SO question, ...
10
votes
1answer
107 views

Improve messaging on upcoming bounty expiration

I recently offered my first bounty on this question: Approaches to compare differences in means with differences in proportions? One user answered, and while I thought his answer was helpful, it ...
1
vote
1answer
70 views

When could a “tag” become a “stack exchange community”?

Initially, I will give you an example to understand my question: e.g., the tag r has many questions in the "Cross Validated" community, then sometimes new users ask ...
7
votes
1answer
207 views

Hand-holding versus guidance when answering

A comment was posted on my answer to a question about a year ago, expressing surprise that the answer got so many upvotes given that it isn't very detailed. The comment was up-voted a few times, and ...
14
votes
2answers
360 views

ML questions: here or at Data Science?

Should questions about machine learning (ML) be asked here or at Data Science.SE? When Data Science was still a proposal, the discussion indicated these questions should be asked here. Later ...
8
votes
2answers
204 views

Why is it sometimes so difficult to initiate a tag change here, and how should we deal with that?

Update: all of the suggestions have been implemented, thanks @Scortchi. A couple of weeks ago a suggestion came up on meta to merge [natural-language] and [nlp] tags: Do we need the ...
7
votes
1answer
69 views

Merging tags e-m and expectation-maximization

The following two tags look synonymous: http://stats.stackexchange.com/questions/tagged/expectation-maximization http://stats.stackexchange.com/questions/tagged/e-m
8
votes
1answer
136 views

Editing posts protocol: “Please help”, and trivial edits

This started as a discussion on chat and it grew into a larger discussion than I anticipated. I'm going to move it over here as suggested by Gung. Here are some links to allow others to follow the ...
12
votes
4answers
168 views

Having a SO Careers in the drop down?

I have noticed the SO Careers tab in the drop down list of sites like ServerFault, etc As SO careers also have data scientists and analyts careers in them, would it be sensible if we also have that ...
9
votes
1answer
174 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.
14
votes
2answers
233 views

Feature selection

There seems to be an obsession in machine learning as well as traditional regression modeling for feature selection. The majority of analysts do not seem to understand that feature selection is not a ...